remove duplicate comments from tests

Signed-off-by: Soumi Manna <soumi.manna@intel.com>

Author: smanna12

clang/test/SemaSYCL/intel-max-global-work-dim-device.cpp

@@ -94,11 +94,11 @@ int main() {
     h.single_task<class test_kernel5>(TRIFuncObjGood2());
     // CHECK-LABEL: FunctionDecl {{.*}}test_kernel5
     // CHECK:       ReqdWorkGroupSizeAttr {{.*}}
-    // // CHECK-NEXT:  IntegerLiteral{{.*}}4{{$}}
+    // CHECK-NEXT:  IntegerLiteral{{.*}}4{{$}}
     // CHECK-NEXT:  IntegerLiteral{{.*}}1{{$}}
     // CHECK-NEXT:  IntegerLiteral{{.*}}1{{$}}
     // CHECK:       SYCLIntelMaxWorkGroupSizeAttr {{.*}}
-    // // CHECK-NEXT:  IntegerLiteral{{.*}}8{{$}}
+    // CHECK-NEXT:  IntegerLiteral{{.*}}8{{$}}
     // CHECK-NEXT:  IntegerLiteral{{.*}}1{{$}}
     // CHECK-NEXT:  IntegerLiteral{{.*}}1{{$}}
     // CHECK:       SYCLIntelMaxGlobalWorkDimAttr {{.*}}