ci: Update uncrustify configuration to 0.78

Also park GHA image to specific ubuntu version (24.04).

Author: sjanc

.github/workflows/compliance_check.yml

@@ -24,7 +24,7 @@ on: [pull_request]
 jobs:
   style_check:
     name: Coding style
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
         with:
@@ -43,7 +43,7 @@ jobs:
 
   style_license:
     name: Licensing
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
         with:
@@ -63,7 +63,7 @@ jobs:
 
   style_doxygen:
     name: Doxygen Style
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v3
         with: