[AIX] Disable unsupported offloading gpu tests

GPUs are not supported on AIX, so this patch sets these tests as unsupported.

Reviewed By: stevewan

Differential Revision: https://reviews.llvm.org/D114381

clang/test/Driver/clang-offload-bundler-asserts-on.c

@@ -1,6 +1,6 @@
 // REQUIRES: x86-registered-target
 // REQUIRES: asserts
-// UNSUPPORTED: darwin
+// UNSUPPORTED: darwin, aix
 
 // Generate the file we can bundle.
 // RUN: %clang -O0 -target %itanium_abi_triple %s -c -o %t.o

clang/test/Driver/clang-offload-bundler.c

@@ -1,6 +1,6 @@
 // REQUIRES: x86-registered-target
 // REQUIRES: powerpc-registered-target
-// UNSUPPORTED: darwin
+// UNSUPPORTED: darwin, aix
 
 //
 // Generate all the types of files we can bundle.

clang/test/Driver/openmp-offload-gpu.c

@@ -8,6 +8,8 @@
 // REQUIRES: nvptx-registered-target
 // REQUIRES: amdgpu-registered-target
 
+// UNSUPPORTED: aix
+
 /// ###########################################################################
 
 /// Check -Xopenmp-target uses one of the archs provided when several archs are used.