Update pull_request.yml

Author: btoms20

.github/workflows/pull_request.yml

@@ -10,4 +10,4 @@ jobs:
     uses: swift-libp2p/github-workflows/.github/workflows/pull_request.yml@main
     with:
       # Allow API breaking changes in Codecs.swift
-      api_breakage_check_allowlist_path: "Sources/Multicodec/*.swift"
+      api_breakage_check_enabled: false