Improve GHA (#152)

Improve GHA to only test necessary commits

Author: therealprof

.github/workflows/ci.yml

@@ -1,8 +1,7 @@
 on:
   push:
-    branches: [ master ]
+    branches: [ staging, trying, master ]
   pull_request:
-    branches: [ master ]
 
 name: Continuous integration
 

.github/workflows/clippy.yml

@@ -1,4 +1,7 @@
-on: [push, pull_request]
+on:
+  push:
+    branches: [ staging, trying, master ]
+  pull_request:
 
 name: Clippy check
 jobs:

.github/workflows/rustfmt.yml

@@ -1,4 +1,7 @@
-on: [push, pull_request]
+on:
+  push:
+    branches: [ staging, trying, master ]
+  pull_request:
 
 name: Code formatting check