Run protos workflow if we change dependencies (#12047)

Signed-off-by: harupy <17039389+harupy@users.noreply.github.com>

.github/workflows/protos.yml

@@ -12,6 +12,8 @@ on:
       - mlflow/protos/**
       - mlflow/java/client/src/main/java/com/databricks/api/proto/**
       - mlflow/server/graphql/graphql_schema_extensions.py # schema extension changes could trigger changes in the autogenerated schema
+      - requirements/skinny-requirements.txt
+      - requirements/core-requirements.txt
 
 env:
   MLFLOW_HOME: /home/runner/work/mlflow/mlflow