feat(workflow): add contributors workflow (#44)

Author: CalvinAllen

.github/workflows/contributors.yml

@@ -0,0 +1,11 @@
+name: Update Contributors
+
+on:
+  schedule:
+    - cron: '0 0 * * *'
+  workflow_dispatch:
+
+jobs:
+  contributors:
+    uses: CodingWithCalvin/.github/.github/workflows/contributors.yml@main
+    secrets: inherit

README.md

@@ -51,3 +51,8 @@ Install directly from the [Visual Studio Marketplace](https://marketplace.visual
 Contributions are welcome! Issues, PRs, etc.
 
 For cloning and building this project yourself, make sure to install the [Extensibility Essentials 2022 extension](https://marketplace.visualstudio.com/items?itemName=MadsKristensen.ExtensibilityEssentials2022) for Visual Studio which enables some features used by this project.
+
+## Contributors
+
+<!-- readme: contributors -start -->
+<!-- readme: contributors -end -->