[X86] Adjust triple on test case for #114360

An attempt to fix a buildbot failure on clang-x64-windows-msvc

Author: RKSimon

llvm/test/CodeGen/X86/pr114360.ll

@@ -1,5 +1,5 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
-; RUN: llc < %s -mtriple=x86_64- -debug-counter=dagcombine=0 | FileCheck %s
+; RUN: llc < %s -mtriple=x86_64-- -debug-counter=dagcombine=0 | FileCheck %s
 
 ; BUG: shrinkAndImmediate folds away the AND after the ZEXT has already been folded away to SUBREG_TO_REG losing implicit zext.
 define i64 @test() {