Add permissions for GitHub Actions workflow

This update adds necessary permissions for the GitHub Actions workflow to ensure it can perform actions like writing to contents, pull requests, and deployments. This change is essential for the proper functioning of the deployment process for Pester Help Tests.

Thank you!

Author: SQLDBAWithABeard

.github/workflows/deploy-preview-module.yml

@@ -19,6 +19,13 @@ env:
   testResultFolderName: testResults
 
 name: Deploy Preview Module
+permissions:
+  contents: write
+  pull-requests: write
+  actions: write
+  checks: write
+  deployments: write
+
 # This workflow is triggered on push to the develop branch and deploys the module to the PowerShell Gallery as a preview version.
 jobs:
   Build_Stage_Package_Module:
@@ -70,7 +77,7 @@ jobs:
       shell: pwsh
       run: ./build.ps1 -tasks publish
       env:
-        GitHubToken: ${{ secrets.GitHubToken }}
+        GitHubToken: ${{ secrets.GITHUB_TOKEN }}
         GalleryApiToken: ${{ secrets.GalleryApiToken }}
         ReleaseBranch: develop
         MainGitBranch: develop