Merge pull request github#8718 from github/sj/codeowners-pms

Update CODEOWNERS for documentation and license changes

Author: aibaars

CODEOWNERS

@@ -27,3 +27,7 @@
 # Bazel
 **/*.bazel @github/codeql-ci-reviewers
 **/*.bzl @github/codeql-ci-reviewers
+
+# Documentation etc
+/*.md @github/code-scanning-product
+/LICENSE @github/code-scanning-product