Fix sub manifest handling

Also fixes some typos

Change-Id: Id2ba5834ba3a74ed3f29c36d2c0030737dc63e35
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/334579
Tested-by: LaMont Jones <lamontjones@google.com>
Reviewed-by: Mike Frysinger <vapier@google.com>

subcmds/init.py

@@ -135,6 +135,7 @@ to update the working directory files.
         current_branch_only=opt.current_branch_only,
         tags=opt.tags,
         depth=opt.depth,
+        git_event_log=self.git_event_log,
         manifest_name=opt.manifest_name):
       sys.exit(1)