Update CI tools version to main in workflow

Author: rustyconover

.github/workflows/MainDistributionPipeline.yml

@@ -1,17 +1,15 @@
-#
-# This workflow calls the main distribution pipeline from DuckDB to build, test and (optionally) release the extension
-#
 name: Main Extension Distribution Pipeline
 on:
   push:
-    branches: [main]
-  pull_request:
-  workflow_dispatch:
-
+    branches:
+    - main
+  pull_request: null
+  workflow_dispatch: null
 concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}-${{ github.head_ref || '' }}-${{ github.base_ref || '' }}-${{ github.ref != 'refs/heads/main' && github.sha || '' }}
+  group: ${{ github.workflow }}-${{ github.ref }}-${{ github.head_ref || '' }}-${{
+    github.base_ref || '' }}-${{ github.ref != 'refs/heads/main' && github.sha ||
+    '' }}
   cancel-in-progress: true
-
 jobs:
   duckdb-stable-build:
     name: Build extension binaries