packpack rpm specfile - ensure Crud submodule folder is empty

utils/packpack/startpackpack.sh

@@ -52,6 +52,12 @@ if [ "${OS}" == "el" ] || [ "${OS}" == "fedora" ]; then
     #patch -p1 < utils/packpack/autosetup.patch
     ln -sf distros/redhat rpm
 
+    # The rpm specfile requires the Crud submodule folder to be empty
+    if [ -e "web/api/app/Plugin/Crud/LICENSE.txt" ]; then
+        rm -rf web/api/app/Plugin/Crud
+        mkdir web/api/app/Plugin/Crud
+    fi
+
     if [ "${OS}" == "el" ]; then
         zmrepodistro=${OS}
     else