Fix test case from D94563.

The added test case failed on ppc, android, and other buildbots,
so require x86 targets.

GitOrigin-RevId: 8d7d2deb379066d17a7d49ab13af77d097fb2b78
diff --git a/test/sanitizer_common/TestCases/external_symbolizer_path.cpp b/test/sanitizer_common/TestCases/external_symbolizer_path.cpp
index d7e1207..fa12f4d 100644
--- a/test/sanitizer_common/TestCases/external_symbolizer_path.cpp
+++ b/test/sanitizer_common/TestCases/external_symbolizer_path.cpp
@@ -1,4 +1,5 @@
 // REQUIRES: shell
+// REQUIRES: x86-target-arch
 // RUN: rm -rf %t.bin
 // RUN: mkdir %t.bin
 // RUN: cp $(which llvm-symbolizer) %t.bin