clang/test/Driver/ps4-linker-non-win.c: Make %T/ps4-ld executable, or the driver wouldn't find it.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@250631 91177308-0d34-0410-b5e6-96231b3b80d8

test/Driver/ps4-linker-non-win.c

@@ -3,7 +3,7 @@
 
 // RUN: rm -f %T/ps4-ld
 // RUN: touch %T/ps4-ld
-// XFAIL: *
+// RUN: chmod +x %T/ps4-ld
 
 // RUN: env "PATH=%T" %clang -### -target x86_64-scei-ps4  %s -fuse-ld=gold 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-PS4-LINKER %s