Use `paths-ignore` instead of negated `paths`

The GitHub workflow docs specify: 'If you define a path with the ! character, you must also define at least one path without the ! character. If you only want to exclude paths, use paths-ignore instead.'

.github/workflows/ci.yml

@@ -5,8 +5,8 @@ on:
     branches:
       - main
   pull_request:
-    paths:
-      - "!node-hub/**"
+    paths-ignore:
+      - "node-hub/**"
   workflow_dispatch:
 
 env:

.github/workflows/pip-release.yml

@@ -17,7 +17,7 @@ on:
     branches:
       - main
   pull_request:
-    paths:
+    paths-ignore:
       - "!node-hub/**"
 
 permissions: