fix: installing optional yaml support for jinja2

Author: mtib

.github/workflows/build-and-deploy.yaml

@@ -19,7 +19,7 @@ jobs:
           python-version: "3.x"
 
       - name: Install Jinja2
-        run: pip install jinja2-cli
+        run: pip install jinja2-cli "jinja2-cli[yaml]"
 
       - name: Build
         run: make all