DRY: Remove default parameter value handeling in __package_luarocks

cdist/conf/type/__package_luarocks/gencode-remote

@@ -29,11 +29,7 @@ else
     name="$__object_id"
 fi
 
-if [ -f "$__object/parameter/state" ]; then
+state_should="$(cat "$__object/parameter/state")"
-   state_should="$(cat "$__object/parameter/state")"
-else
-   state_should="present"
-fi
 
 if grep -q "(installed)" "$__object/explorer/pkg_status"; then
     state_is="present"

cdist/conf/type/__package_luarocks/parameter/default/state

@@ -0,0 +1 @@
+present