Drop the API break file. (#2018)

Like last time, only needed to land descriptor updates; which we don't
control and only plugins rely on the information and the plugin api we
expose hides these types of details, but we need to update the proto
file to part newer files.

.github/workflows/build.yml

@@ -110,7 +110,7 @@ jobs:
       # https://github.com/actions/checkout/issues/766
       run: git config --global --add safe.directory ${GITHUB_WORKSPACE}
     - name: Check for API breaking changes
-      run: swift package diagnose-api-breaking-changes origin/main --breakage-allowlist-path known_api_breaks.txt
+      run: swift package diagnose-api-breaking-changes origin/main
 
   format-check:
     name: swift-format Check

known_api_breaks.txt

@@ -1 +0,0 @@
-API breakage: enumelement Google_Protobuf_Edition.edition2026 has been added as a new enum case