Added trigger dependent repo update workflow

.github/workflows/trigger-dependent-repo-update.yml

@@ -0,0 +1,26 @@
+name: Trigger Dependent Repo Update Workflow
+
+on:
+  workflow_dispatch:
+  push:
+    branches: [ master ]
+
+jobs:
+  trigger:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Generate authentication token
+        id: gen-token
+        uses: actions/create-github-app-token@v1
+        with:
+          app-id: ${{ secrets.CVAT_BOT_APP_ID }}
+          private-key: ${{ secrets.CVAT_BOT_PRIVATE_KEY }}
+          repositories: ${{ secrets.CVAT_DEPENDENT_REPO }}
+
+      - name: Trigger repository dispatch
+        uses: peter-evans/repository-dispatch@v3
+        with:
+            token: ${{ steps.gen-token.outputs.token }}
+            repository: cvat-ai/${{ secrets.CVAT_DEPENDENT_REPO }}
+            event-type: dependency_updated
+            client-payload: '{"triggered_by": "${{ github.repository }}", "commit_sha": "${{ github.sha }}", "branch": "${{ github.ref }}"}'