CI: Fix stubtest workflow; make paths for other workflows more specific (#7897)

.github/workflows/mypy_primer.yml

@@ -6,7 +6,8 @@ on:
     paths:
     - 'stdlib/**'
     - 'stubs/**'
-    - '.github/workflows/**'
+    - '.github/workflows/mypy_primer.yml'
+    - '.github/workflows/mypy_primer_comment.yml'
 
 jobs:
   mypy_primer:

.github/workflows/stubtest_stdlib.yml

@@ -1,4 +1,4 @@
-name: Run stubtest on the stdlib
+name: Run stubtest
 
 on:
   workflow_dispatch:
@@ -6,11 +6,11 @@ on:
     branches:
       - main
       - master
-    pull_request:
-      paths:
-        - 'stdlib/**'
-        - '.github/workflows/**'
-        - 'tests/**'
+  pull_request:
+    paths:
+      - 'stdlib/**'
+      - '.github/workflows/stubtest_stdlib.yml'
+      - 'tests/**'
 
 permissions:
   contents: read

.github/workflows/tests.yml

@@ -7,6 +7,8 @@ on:
       - main
       - master
   pull_request:
+    paths-ignore:
+      - '**/*.md'
 
 permissions:
   contents: read