Fix gitversion versionSpec (#78)

Update used gitversion

Author: trejjam

.github/workflows/nightly-release.yml

@@ -24,7 +24,7 @@ jobs:
       - name: Install GitVersion
         uses: gittools/actions/gitversion/setup@v3.1.1
         with:
-          versionSpec: '5.x'
+          versionSpec: '6.0.5'
       - name: Use GitVersion
         id: gitversion # step id used as reference for output values
         uses: gittools/actions/gitversion/execute@v3.1.1

.github/workflows/release.yml

@@ -26,7 +26,7 @@ jobs:
       - name: Install GitVersion
         uses: gittools/actions/gitversion/setup@v3.1.1
         with:
-          versionSpec: '5.x'
+          versionSpec: '6.0.5'
       - name: Use GitVersion
         id: gitversion # step id used as reference for output values
         uses: gittools/actions/gitversion/execute@v3.1.1