cicd: Added r builder #TASK-7612

Author: juanfeSanahuja

.github/workflows/manual-buld-r.yml

@@ -5,5 +5,5 @@ on:
 jobs:
   call-delete-docker:
     name: Call Reusable Delete Docker Workflow
-    uses: opencb/opencga/.github/workflows/reusable-build-r@develop
+    uses: opencb/opencga/.github/workflows/reusable-build-r.yml@develop
     secrets: inherit