Update README.md (#65)

clarify, that you don't need administrator access

docs/README.md

@@ -15,7 +15,7 @@
 
 ## Setup Gitea user
 
-1. login to your Gitea instance with an administrator account.
+1. login to your Gitea instance with an administrator account (optional, you can also register a new user).
 2. create a new user, e.g. "jenkins". Set password to something secure - you will not need it for login.
 3. add the jenkins user to the organization you want to build projects for in jenkins (either by adding him to an existing team or adding a new "ci"-team). Make sure that team is associated to the repositories you want to build.
 3. log out of Gitea.