minor fix

Author: bast

content/guide.md

@@ -102,7 +102,7 @@ to be able to add people to the team.
 3) Add person to <https://github.com/orgs/cr-workshop-exercises/teams/stream-exercise-participants>
   - Click on "Add member" -> "Invite" -> "Add (username) to stream-exercise-participants"
   - **Do not add/invite the person anywhere else**, not as collaborator to any
-    exercise repo directly. Only add invite them into the team
+    exercise repo directly. Only add/invite them into the team
     "stream-exercise-participants". Motivation: This way we give instructors the control over when the exercise can start. Otherwise
     learners might merge changes before the lesson and thus change the example and confuse instructors and learners.