Update google_bazel_common digest to 6a7adf5

Author: renovate[bot]

WORKSPACE

@@ -79,9 +79,9 @@ http_archive(
 
 http_archive(
     name = "google_bazel_common",
-    sha256 = "de1441c02b35f5768b872d15d7e5813c4826b66630703e253fc95da39988a6d8",
-    strip_prefix = "bazel-common-d4ada735afa0ab044957cfa21849be577756a6cd",
-    url = "https://github.com/google/bazel-common/archive/d4ada735afa0ab044957cfa21849be577756a6cd.tar.gz",
+    sha256 = "430636374393e89e4c353c39835c968daa84582ad87f526f41ff69107d2edcf2",
+    strip_prefix = "bazel-common-6a7adf521608dbab203776e957a1b454c1e2344a",
+    url = "https://github.com/google/bazel-common/archive/6a7adf521608dbab203776e957a1b454c1e2344a.tar.gz",
 )
 
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