Incorrect verison number in error message (Check was correct)

bin/v-add-sys-rainloop

@@ -54,7 +54,7 @@ fi
 if [ -f "/var/lib/rainloop/data/VERSION" ]; then
     version=$(cat $RL_INSTALL_DIR/data/VERSION);
     if [ "$version" == "$rl_v" ]; then
-        echo "Error: Installed version ($version) is equal as the availble version ($rc_v)"
+        echo "Error: Installed version ($version) is equal as the availble version ($rl_v)"
         exit 2;
     else 
         UPDATE="yes"