[RelLookupTableConverter] Fix test cases

Author: dianqk

llvm/test/Transforms/RelLookupTableConverter/unnamed_addr.ll

@@ -1,4 +1,6 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals all --version 5
+; REQUIRES: x86-registered-target
+; REQUIRES: aarch64-registered-target
 ; RUN: opt < %s -passes=rel-lookup-table-converter -relocation-model=pic -mtriple=x86_64-apple-darwin -S | FileCheck -check-prefix=x86_64-apple-darwin %s
 ; RUN: opt < %s -passes=rel-lookup-table-converter -relocation-model=pic -mtriple=aarch64 -S | FileCheck -check-prefix=aarch64 %s
 ; RUN: opt < %s -passes=rel-lookup-table-converter -relocation-model=pic -mtriple=x86_64 -S | FileCheck -check-prefix=x86_64 %s