Bump actions/checkout from 3 to 4 (#2612)

* Bump actions/checkout from 3 to 4

* Enable dependabot

Author: GromNaN

.github/dependabot.yml

@@ -0,0 +1,6 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/build-ci.yml

@@ -33,7 +33,7 @@ jobs:
                     MYSQL_ROOT_PASSWORD:
 
         steps:
-            -   uses: actions/checkout@v3
+            -   uses: actions/checkout@v4
             -   name: Create MongoDB Replica Set
                 run: |
                     docker run --name mongodb -p 27017:27017 -e MONGO_INITDB_DATABASE=unittest --detach mongo:${{ matrix.mongodb }} mongod --replSet rs --setParameter transactionLifetimeLimitSeconds=5

.github/workflows/coding-standards.yml

@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: "Checkout"
-        uses: "actions/checkout@v3"
+        uses: "actions/checkout@v4"
 
       - name: Setup cache environment
         id: extcache

.gitignore

@@ -3,7 +3,7 @@
 *.sublime-workspace
 .DS_Store
 .idea/
-.phpunit.result.cache
+.phpunit.cache/
 .phpcs-cache
 /vendor
 composer.lock