Implement a workaround for thread_local on aarch64
Some versions of lld break thread_local on aarch64. There's a
minimally-painful workaround for it, so let's apply that.
Change-Id: I706de9e280cc15006e5767ee10d961cb2d99352c
diff --git a/aos/testing/BUILD b/aos/testing/BUILD
index 052cabe..ce67b84 100644
--- a/aos/testing/BUILD
+++ b/aos/testing/BUILD
@@ -24,6 +24,7 @@
visibility = ["//visibility:public"],
deps = [
":googletest",
+ "//aos:thread_local",
"//aos/logging:implementations",
"//aos/mutex",
"@com_google_absl//absl/base",