refacto github actions

Author: xaviermarchegay

.github/dependabot.yml

@@ -2,6 +2,7 @@ version: 2
 updates:
   - package-ecosystem: "composer"
     directory: "/"
+    target-branch: "v2-dev"
     schedule:
       interval: "weekly"
     allow:
@@ -15,9 +16,11 @@ updates:
           - "patch"
   - package-ecosystem: "npm"
     directory: "/"
+    target-branch: "v2-dev"
     schedule:
       interval: "weekly"
   - package-ecosystem: "github-actions"
     directory: "/"
+    target-branch: "v2-dev"
     schedule:
       interval: "weekly"

.github/workflows/super-linter.yml

@@ -1,6 +1,10 @@
 # It checks the syntax of the PHP code (using PHP-CS-Fixer)
 name: "Linter: Code Syntax"
-on: [push, pull_request]
+on:
+  push:
+    branches: [ v2-dev ]
+  pull_request:
+    branches: [ v2-dev ]
 jobs:
   php-cs-fixer:
     name: PHP-CS-Fixer