Update ForNeVeR/ChangelogAutomation.action action to v2

Author: renovate[bot]

.github/workflows/sdk.yml

@@ -35,7 +35,7 @@ jobs:
         run: dotnet pack PascalABC.NET.SDK --output nupkg
 
       - name: Read the changelog
-        uses: ForNeVeR/ChangelogAutomation.action@v1
+        uses: ForNeVeR/ChangelogAutomation.action@v2
         with:
           input: ./CHANGELOG.md
           output: ./changelog-section.md