Use rake to generate references

Signed-off-by: Martin Alfke <ma@betadots.de>

Author: tuxmea

.github/workflows/build.yaml

@@ -75,8 +75,8 @@ jobs:
 
       - name: Build website
         run: |
-          bundle exec references:openfact INSTALLPATH=docs
-          bundle exec references:openvox INSTALLPATH=docs
+          bundle exec rake references:openfact INSTALLPATH=docs
+          bundle exec rake references:openvox INSTALLPATH=docs
           bundle exec jekyll build
       - name: Archive website
         run: |