Bazel: empty out `WORKSPACE.bazel`

CODEOWNERS

@@ -25,6 +25,7 @@
 
 # Bazel (excluding BUILD.bazel files)
 WORKSPACE.bazel @github/codeql-ci-reviewers
+MODULE.bazel @github/codeql-ci-reviewers
 .bazelversion @github/codeql-ci-reviewers
 .bazelrc @github/codeql-ci-reviewers
 **/*.bzl @github/codeql-ci-reviewers

WORKSPACE.bazel

@@ -1,4 +1,2 @@
-# Please notice that any bazel targets and definitions in this repository are currently experimental
-# and for internal use only.
-
-workspace(name = "codeql")
+# plase use MODULE.bazel to add dependencies
+# this empty file is required by internal repositories, don't remove it