Disable warnings as errors in nightlies (#21)

Same as in the other repos: disable warnings as errors in nightlies.

Author: czechboy0

docker/docker-compose.2204.main.yaml

@@ -11,7 +11,8 @@ services:
   test:
     image: *image
     environment:
-      - WARN_AS_ERROR_ARG=-Xswiftc -warnings-as-errors
+      # Disable warnings as errors on nightlies as they are still in-development.
+      # - WARN_AS_ERROR_ARG=-Xswiftc -warnings-as-errors
       - IMPORT_CHECK_ARG=--explicit-target-dependency-import-check error
       - STRICT_CONCURRENCY_ARG=-Xswiftc -strict-concurrency=complete