[Analyzer] Remove unnecessary semicolon in analyzer tests.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@316538 91177308-0d34-0410-b5e6-96231b3b80d8

test/Analysis/call_once.cpp

@@ -295,7 +295,7 @@ void test_mutator_noref() {
 // even when an ampersand is not explicitly set.
 void callbackn(int &param) {
   param = 42;
-};
+}
 void test_implicit_funcptr() {
   int x = 0;
   static std::once_flag flagn;