ci: add dev branch to validate ci checks

Signed-off-by: Ahmed Al-Nassif <mr.ahmed.nassif@gmail.com>

.github/workflows/validate.yml

@@ -2,9 +2,9 @@ name: Validate
 
 on:
   push:
-    branches: [main]
+    branches: [main, dev]
   pull_request:
-    branches: [main]
+    branches: [main, dev]
   workflow_dispatch:
 
 jobs: