Automatically merge dependabot updates.

Author: tech10

.github/workflows/auto-merge.yml

@@ -0,0 +1,13 @@
+name: auto-merge
+
+on: pull_request
+
+jobs:
+  auto-merge:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: ahmadnassri/action-dependabot-auto-merge@v2
+        with:
+          target: minor
+          github-token: ${{ secrets.GIT_PAT }}