Bump the actions group with 1 update

Bumps the actions group with 1 update: [gittools/actions](https://github.com/gittools/actions).


Updates `gittools/actions` from 0.12.0 to 0.13.4
- [Release notes](https://github.com/gittools/actions/releases)
- [Commits](GitTools/actions@v0.12.0...v0.13.4)

---
updated-dependencies:
- dependency-name: gittools/actions
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/workflow.yml

@@ -19,11 +19,11 @@ jobs:
           fetch-depth: 0 #fetch-depth is needed for GitVersion
           #Install and calculate the new version with GitVersion          
       - name: Install GitVersion
-        uses: gittools/actions/gitversion/setup@v0.12.0
+        uses: gittools/actions/gitversion/setup@v0.13.4
         with:
           versionSpec: 5.x
       - name: Determine Version
-        uses: gittools/actions/gitversion/execute@v0.12.0
+        uses: gittools/actions/gitversion/execute@v0.13.4
         id: gitversion # step id used as reference for output values
       - name: Display GitVersion outputs
         run: |