docs(patchable): Fix init command

Author: Techassi

rust/patchable/README.md

@@ -135,7 +135,7 @@ cargo patchable checkout druid 26.0.0
 
 # Tell Patchable about the new version 28.0.0, which can be fetched from
 # https://github.com/apache/druid.git, and has the tag druid-28.0.0
-cargo patchable init druid 28.0.0 --upstream https://github.com/apache/druid.git --base druid-28.0.0
+cargo patchable init version druid 28.0.0 --upstream https://github.com/apache/druid.git --base druid-28.0.0
 
 # Create and go to the worktree for the new version
 pushd $(cargo patchable checkout druid 28.0.0)