Update dependency gitreleasemanager.tool to v0.20.0 (#1746)

* Update dependency gitreleasemanager.tool to v0.20.0

* Automatically linting code

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Rocket Understudy <33589210+rsg-bot@users.noreply.github.com>

Author: renovate[bot]

.config/dotnet-tools.json

@@ -58,7 +58,7 @@
             "rollForward": false
         },
         "gitreleasemanager.tool": {
-            "version": "0.18.0",
+            "version": "0.20.0",
             "commands": ["dotnet-gitreleasemanager"],
             "rollForward": false
         }

.github/workflows/close-milestone.yml

@@ -78,7 +78,7 @@ jobs:
       - name: 📲 Install GitReleaseManager
         uses: gittools/actions/gitreleasemanager/setup@v4.1.0
         with:
-          versionSpec: '0.18.0'
+          versionSpec: '0.20.0'
       - name: Get Repo and Owner
         id: repository
         if: ${{ !github.event.release.prerelease && steps.gitversion.outputs.preReleaseTag == '' }}