Work CI-CD

- Update update refs git action.

***NO_CI****

.github/workflows/update-dependencies.yml

@@ -21,32 +21,12 @@ jobs:
     name: Update .NET nanoFramework dependencies
     timeout-minutes: 15
     runs-on: windows-latest
+    env:
+      GITHUB_TOKEN: ${{ github.token }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v2.3.1
-        with:
-          path: main
-      - name: Checkout tools repo
-        uses: actions/checkout@v2.3.1
-        with:
-          repository: nanoframework/nf-tools
-          path: tools
+        uses: actions/checkout@v2
       - name: Update dependencies
-        run: ./github-actions/update-nf-dependencies.ps1
-        working-directory: tools
-      - name: Create Pull Request
-        uses: peter-evans/create-pull-request@v3
-        if: env.CREATE_PR == 'true'
+        uses: nanoframework/nanodu@v1
         with:
-          title: '${{ env.PR_TITLE }}'
-          body: |
-            ${{ env.PR_MESSAGE }}
-            
-            [version update]
-            
-            ### :warning: This is an automated update. :warning:
-          committer: 'nfbot <dependencybot@nanoframework.net>'
-          branch: ${{ env.BRANCH_NAME }}
-          path: main
-          labels: |
-            Type: dependencies
+          solutionsToCheck: 'nanoFramework.Windows.Devices.Gpio.sln'