CI: Trigger on any branch and enabled compiler warnings

.github/workflows/CI.yml

@@ -1,12 +1,7 @@
 name: CI
 
-# Controls when the action will run. Triggers the workflow on push or pull request
-# events but only for the master branch
-on:
-  push:
-    branches:  [ main, master, ubuntu2204] 
-  pull_request:
-    branches: [ main, master, ubuntu2204]
+# Controls when the action will run.
+on: [push, pull_request]
 
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
@@ -114,7 +109,6 @@ jobs:
           cmake -S src -B "$BUILD_DIR" \
                 -DCMAKE_INSTALL_PREFIX="$INSTALL_DIR" \
                 -DCMAKE_C_COMPILER=mpicc \
-                -DCMAKE_Fortran_FLAGS="-fallow-argument-mismatch -fallow-invalid-boz" \
                 -DCMAKE_Fortran_COMPILER=mpifort
 
           cd bld