CI: Cleanup (#6959)

* Label & variables

* fix bracket

* other workflows

* fix trailing whitespace

* fixes

.github/workflows/desktop-lint.yml

@@ -1,7 +1,7 @@
 name: Code Style (C++) 
 
 on:
-  # push trigger not needed for linting, we do not allow direct pushes to master
+  # Push trigger not needed for linting, we do not allow direct pushes to master
   pull_request:
     paths:
       - '*/**'    # matches all files not in root
@@ -21,17 +21,20 @@ jobs:
     runs-on: ubuntu-slim
 
     steps:
-    - name: Checkout
+    - name: "Checkout"
       uses: actions/checkout@v6
       with:
         fetch-depth: 20    # should be enough to find merge base
 
-    - name: Install dependencies
+    - name: "Install dependencies"
       shell: bash
       run: |
         sudo apt-get update
-        sudo apt-get install -y --no-install-recommends clang-format cmake-format shellcheck
+        sudo apt-get install -y --no-install-recommends \
+          clang-format \
+          cmake-format \
+          shellcheck
 
-    - name: Check code formatting
+    - name: "Check code formatting"
       shell: bash
       run: ./.ci/lint_cpp.sh