[test] update builder definitions

.gitsuper

 [supermodule]
-remote = git@github.com:dune-community/dune-gdt-super.git
+remote = https://github.com/dune-community/dune-gdt-super
 status = 1a3bcab04b011a5d6e44f9983cae6ff89fa695e8 bin (heads/master)
 	 20a673b9dad7e2e25bd97defa8849debb59d247c config.opts (20a673b)
 	 8f2c5aba441417bf2c42f22272f538c68a89cc4a dune-alugrid (remotes/origin/releases/2.5)
@@ -12,23 +12,23 @@ status = 1a3bcab04b011a5d6e44f9983cae6ff89fa695e8 bin (heads/master)
 	 0d757d65e5d57134a7ecf304e35d063f4ccc7116 dune-localfunctions (v2.5.1rc1)
 	 8a69fc68165780921bbba77da338b6932daf983c dune-pybindxi (v2.2.1-16-g8a69fc6)
 	 741e4f8e53bdd3e1b6e19d84eb22b6e3dc48526c dune-python (remotes/origin/releases/2.5)
-	 26cc8cb4161a3a51002ab2a81b8c81d2c951ee79 dune-testtools (remotes/origin/p/renemilk/testname_listing_hack_no-skiptest)
+	 26cc8cb4161a3a51002ab2a81b8c81d2c951ee79 dune-testtools (remotes/origin/dune_xt)
 	 0a74e7dd0b2115778a5d490dab08a2ed07fcaa1e dune-uggrid (v2.5.2)
 	+effefc7695eba0c0ca94fff0f93026b86501027e dune-xt-common (heads/master)
 	+3e3f3bf06e21cbbf3c0a559891b44c6f5d987d0f dune-xt-data (heads/master)
-	+f05aa7470ead4150ca7a91894cd2ad77dfcedc46 dune-xt-functions (heads/new-master)
-	+b6a9b6fecffba2b86b731263d943f55aacc90fab dune-xt-grid (heads/new-master)
+	+d95ecb2f7f97e0f67cd499ca8a2d0a40e4d728bc dune-xt-functions (heads/new-master)
+	+be11e17850621da0847812f667c650cd008ae281 dune-xt-grid (heads/new-master)
 	+f6904b69f9a3ee5d45ee824d3b244e59cfed7ff4 dune-xt-la (heads/master)
 	 09d0378f616b94d68bcdd9fc6114813181849ec0 scripts (heads/master)
 commit = 5f5841ee7a2dff290b98845c46262151752189c1
 
 [submodule.bin]
-remote = git@github.com:dune-community/local-bin.git
+remote = https://github.com/dune-community/local-bin.git
 status = 
 commit = 1a3bcab04b011a5d6e44f9983cae6ff89fa695e8
 
 [submodule.config.opts]
-remote = git@github.com:dune-community/config.opts.git
+remote = https://github.com/dune-community/config.opts.git
 status = 
 commit = 20a673b9dad7e2e25bd97defa8849debb59d247c
 
@@ -38,22 +38,22 @@ status =
 commit = 8f2c5aba441417bf2c42f22272f538c68a89cc4a
 
 [submodule.dune-common]
-remote = git@github.com:dune-community/dune-common.git
+remote = https://github.com/dune-community/dune-common.git
 status = 
 commit = 707acf201d5a754c80f87cc4d71aa36bf29a6e3f
 
 [submodule.dune-gdt]
-remote = git@github.com:dune-community/dune-gdt.git
+remote = https://github.com/dune-community/dune-gdt.git
 status = 2424627f0ad5de7e4aaa5e7f48bc2a02414d95a1 .vcsetup (heads/master)
 commit = 8359136aba7ded48450abed030366184463be57b
 
 [submodule.dune-geometry]
-remote = git@github.com:dune-community/dune-geometry.git
+remote = https://github.com/dune-community/dune-geometry.git
 status = 
 commit = 390a2c503783bbed778a8ff610f8c5ca09c238d0
 
 [submodule.dune-grid]
-remote = git@github.com:dune-community/dune-grid.git
+remote = https://github.com/dune-community/dune-grid.git
 status = 
 commit = d7b20bbc5f6fdcfc312beb0ea5d16d39ea26904e
 
@@ -73,7 +73,7 @@ status =
 commit = 0d757d65e5d57134a7ecf304e35d063f4ccc7116
 
 [submodule.dune-pybindxi]
-remote = git@github.com:dune-community/dune-pybindxi.git
+remote = https://github.com/dune-community/dune-pybindxi.git
 status = a18500d497d2ffa2f627bc6e7da0aa1169b81ea3 .vcsetup (a18500d)
 commit = 8a69fc68165780921bbba77da338b6932daf983c
 
@@ -83,7 +83,7 @@ status =
 commit = 741e4f8e53bdd3e1b6e19d84eb22b6e3dc48526c
 
 [submodule.dune-testtools]
-remote = https://github.com/dune-mirrors/dune-testtools.git
+remote = https://github.com/dune-community/dune-testtools.git
 status = 
 commit = 26cc8cb4161a3a51002ab2a81b8c81d2c951ee79
 
@@ -93,27 +93,27 @@ status =
 commit = 0a74e7dd0b2115778a5d490dab08a2ed07fcaa1e
 
 [submodule.dune-xt-common]
-remote = git@github.com:dune-community/dune-xt-common.git
+remote = https://github.com/dune-community/dune-xt-common.git
 status = 2424627f0ad5de7e4aaa5e7f48bc2a02414d95a1 .vcsetup (heads/master)
 commit = effefc7695eba0c0ca94fff0f93026b86501027e
 
 [submodule.dune-xt-data]
-remote = git@github.com:dune-community/dune-xt-data
+remote = https://github.com/dune-community/dune-xt-data
 status = 2424627f0ad5de7e4aaa5e7f48bc2a02414d95a1 .vcsetup (heads/master)
 commit = 3e3f3bf06e21cbbf3c0a559891b44c6f5d987d0f
 
 [submodule.dune-xt-functions]
-remote = git@github.com:dune-community/dune-xt-functions.git
-status = 2424627f0ad5de7e4aaa5e7f48bc2a02414d95a1 .vcsetup (heads/master)
-commit = f05aa7470ead4150ca7a91894cd2ad77dfcedc46
+remote = https://github.com/dune-community/dune-xt-functions.git
+status = +2424627f0ad5de7e4aaa5e7f48bc2a02414d95a1 .vcsetup (heads/master)
+commit = d95ecb2f7f97e0f67cd499ca8a2d0a40e4d728bc
 
 [submodule.dune-xt-grid]
-remote = git@github.com:dune-community/dune-xt-grid.git
+remote = https://github.com/dune-community/dune-xt-grid.git
 status = 2424627f0ad5de7e4aaa5e7f48bc2a02414d95a1 .vcsetup (heads/master)
-commit = b6a9b6fecffba2b86b731263d943f55aacc90fab
+commit = be11e17850621da0847812f667c650cd008ae281
 
 [submodule.dune-xt-la]
-remote = git@github.com:dune-community/dune-xt-la.git
+remote = https://github.com/dune-community/dune-xt-la.git
 status = 2424627f0ad5de7e4aaa5e7f48bc2a02414d95a1 .vcsetup (heads/master)
 commit = f6904b69f9a3ee5d45ee824d3b244e59cfed7ff4