SAK-33805 Change group select dialog from "Select the group you are r…

…epresenting" to "You are representing the following group:" (sakaiproject#5311)

assignment/bundles/resources/assignment.properties

@@ -120,7 +120,7 @@ gen.groupassignment	= Group Submission
 gen.userassignment  = Individual Submission
 gen.section.info    = Section (do not use for group submissions)
 group.submission.not.found   = Submission's Group Not Found
-group.select.represent  = Select the group you are representing.
+group.select.represent  = You are representing the following group:
 group.user.multiple.warning = The following users are in more than one group eligible to submit to this assignment:
 group.must.member    = You must be a member of at least one group to submit!
 group.already.submitted = Group has already submitted!