Merge pull request #7101 from dotnet/dependabot/github_actions/dotnet-bc6d0019b4

Bump the dotnet group with 2 updates

Author: github-actions[bot]

.github/workflows/dependabot-approve-and-automerge.yml

@@ -12,7 +12,7 @@ jobs:
     steps:
       - name: Dependabot metadata
         id: metadata
-        uses: dependabot/fetch-metadata@v3.0.0
+        uses: dependabot/fetch-metadata@v3.1.0
         with:
           github-token: "${{ secrets.GITHUB_TOKEN }}"
       - name: Approve a PR

.github/workflows/markdownlint.yml

@@ -16,7 +16,7 @@ jobs:
     steps:
     - uses: actions/checkout@0c366fd6a839edf440554fa01a7085ccba70ac98 #@v2
     - name: Use Node.js
-      uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f #@v1
+      uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e #@v1
       with:
         node-version: 12.x
     - name: Run Markdownlint