revert fix: Include extended.yml and Cargo.toml in workflow trigger paths

Author: kosiew

.github/workflows/extended.yml

@@ -45,8 +45,6 @@ on:
       - "datafusion/expr*/**/*.rs"
       - "datafusion/optimizer/**/*.rs"
       - "datafusion-testing"
-      - ".github/workflows/extended.yml"
-      - "Cargo.toml"
   workflow_dispatch:
     inputs:
       pr_number: