[bazel] add missing dep to errno_test_helpers

[michaelrj-google]

Bazel doesn't complain, but downstream it's causing build failures.

[llvmbot]

@llvm/pr-subscribers-libc

Author: Michael Jones (michaelrj-google)

Changes

Bazel doesn't complain, but downstream it's causing build failures.

---

Full diff: https://github.com/llvm/llvm-project/pull/132278.diff

1 Files Affected:

• (modified) utils/bazel/llvm-project-overlay/libc/test/UnitTest/BUILD.bazel (+1)

diff --git a/utils/bazel/llvm-project-overlay/libc/test/UnitTest/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/test/UnitTest/BUILD.bazel
index 27e468ddeb5f5..b37ec19330236 100644
--- a/utils/bazel/llvm-project-overlay/libc/test/UnitTest/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/test/UnitTest/BUILD.bazel
@@ -80,6 +80,7 @@ libc_test_library(
     ],
     deps = [
         ":LibcUnitTest",
+        "//libc:__support_macros_config",
         "//libc:errno",
     ],
 )