Bazel: add forgotten files

Author: Paolo Tranquilli

misc/bazel/semmle_code_stub/buildutils-internal/BUILD.bazel

@@ -0,0 +1,4 @@
+# This check only makes sense when building from the internal repository
+
+def glibc_symbols_check(**kwargs):
+    pass

misc/bazel/semmle_code_stub/buildutils-internal/glibc_symbols_check.bzl

@@ -0,0 +1,5 @@
+# we only need to build universal binaries when building releases from the internal repo
+# when building from the codeql repo, we can stub this rule with an alias
+
+def universal_binary(*, name, dep, **kwargs):
+    native.alias(name = name, actual = dep, **kwargs)