nit: removed duplicate tests

Author: nilanjana87

clang/test/Driver/pgo-sample-use-profi.c

@@ -1,12 +1,10 @@
 /// Test if profi flag is enabled/disabled correctly based on user-specified configuration.
 /// Ensure that profi flag is disabled by default
 
-// RUN: %clang --target=x86_64 -c -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s --check-prefixes=CHECK-NO-PROFI
 // RUN: %clang --target=x86_64 -c -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s --check-prefixes=CHECK-NO-PROFI
 // RUN: %clang --target=x86_64 -c -fsample-profile-use-profi -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s
 // RUN: %clang --target=x86_64 -c -fno-sample-profile-use-profi -fsample-profile-use-profi -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s
 
-// RUN: %clang --target=AArch64 -c -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s --check-prefixes=CHECK-NO-PROFI
 // RUN: %clang --target=AArch64 -c -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s --check-prefixes=CHECK-NO-PROFI
 // RUN: %clang --target=AArch64 -c -fsample-profile-use-profi -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s
 // RUN: %clang --target=AArch64 -c -fno-sample-profile-use-profi -fsample-profile-use-profi -fprofile-sample-use=/dev/null -### %s 2>&1 | FileCheck %s