[Update] Test Adding plantuml GitHub action

Major:
- Edited the documentation build workflow to generate the sequence diagrams before generating the doc with DocFX. Then, since the MarkDown file reference in adavance the file that will be generated, the image should appear in the file as planned.

.github/workflows/doc.yml

@@ -19,6 +19,15 @@ jobs:
         #run: choco install -y docfx
         run: dotnet tool install -g docfx
 
+      - name: plantuml
+        id: plantuml
+        uses: grassedge/[email protected]
+        with:
+          path: .
+          message: "Render PlantUML files"
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
       - name: Build
         run: docfx DocFX/docfx.json