Tweak CI configs (#7860)

* Only run on `master` push

* Test `CRLF` on windows

.github/workflows/dev-test.yml

@@ -1,6 +1,10 @@
 name: Dev
 
-on: [push, pull_request]
+on:
+  push:
+    branches:
+      - master
+  pull_request:
 
 jobs:
   test:

.github/workflows/lint.yml

@@ -1,6 +1,10 @@
 name: Lint
 
-on: [push, pull_request]
+on:
+  push:
+    branches:
+      - master
+  pull_request:
 
 jobs:
   lint:

.github/workflows/prod-test.yml

@@ -1,6 +1,10 @@
 name: Prod
 
-on: [push, pull_request]
+on:
+  push:
+    branches:
+      - master
+  pull_request:
 
 jobs:
   build: