Update dependencies and GitHub Actions checkout version

Author: ivukotic

.github/workflows/dev.yaml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/[email protected].1
+        uses: actions/[email protected].2
 
       - name: Extract tag name
         shell: bash

.github/workflows/main.yaml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/[email protected].1
+        uses: actions/[email protected].2
 
       - name: Docker Build & Push Action
         uses: mr-smithers-excellent/[email protected]