Use list instead of array for branch names

This is the officially supported method

.github/workflows/clippy.yml

@@ -3,7 +3,9 @@ name: Clippy Test
 on:
   push:
     # Ignore bors branches, since they are covered by `clippy_bors.yml`
-    branches-ignore: [auto, try]
+    branches-ignore:
+      - auto
+      - try
     # Don't run Clippy tests, when only textfiles were modified
     paths-ignore:
     - 'COPYRIGHT'

.github/workflows/clippy_bors.yml

@@ -2,7 +2,9 @@ name: Clippy Test (bors)
 
 on:
   push:
-    branches: [auto, try]
+    branches:
+      - auto
+      - try
 
 env:
   RUST_BACKTRACE: 1

.github/workflows/clippy_dev.yml

@@ -2,7 +2,9 @@ name: Clippy Dev Test
 
 on:
   push:
-    branches: [auto, try]
+    branches:
+      - auto
+      - try
   pull_request:
     # Only run on paths, that get checked by the clippy_dev tool
     paths:

.github/workflows/deploy.yml

@@ -2,9 +2,11 @@ name: Deploy
 
 on:
   push:
-    branches: master
+    branches:
+      - master
   release:
-    types: [created]
+    types:
+      - created
 
 env:
   TARGET_BRANCH: 'gh-pages'

.github/workflows/remark.yml

@@ -2,7 +2,9 @@ name: Remark
 
 on:
   push:
-    branches: [auto, try]
+    branches:
+      - auto
+      - try
   pull_request:
     paths:
     - '**.md'