Update README.md

ownners -> owners

README.md

@@ -80,7 +80,7 @@ can add a new plugin and corresponding voting rule to the DARC VM contract:
 add_voting_rule( // add a voting rule (as index 5)
  [
  {
- voting_class: [1], // voting token class: 1, level-1 token ownners (board of directors) are required to vote
+ voting_class: [1], // voting token class: 1, level-1 token owners (board of directors) are required to vote
  approve_percentage: 99, // 99% voting power is required to approve
  voting_duration: 3600, // voting duration: 1 hour (3600 seconds)
  execute_duration: 3600, // pending duration for execution: 1 hour (3600 seconds)