chore: bump actions, image to G46, add dependabot config

Signed-off-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>

.github/workflows/ci.yml

@@ -1,8 +1,9 @@
+name: CI
 on:
   push:
     branches: [main]
   pull_request:
-name: CI
+
 concurrency:
   group: release-${{ github.sha }}
 jobs:
@@ -10,7 +11,7 @@ jobs:
     name: Flatpak
     runs-on: ubuntu-latest
     container:
-      image: bilelmoussaoui/flatpak-github-actions:gnome-45
+      image: bilelmoussaoui/flatpak-github-actions:gnome-46
       options: --privileged
     steps:
     - name: Checkout
@@ -53,7 +54,7 @@ jobs:
         run: iscc ".\_build\windows\Cartridges.iss"
 
       - name: Upload Artifact
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Windows Installer
           path: _build/windows/Output/Cartridges Setup.exe