Fix group project template e2e test

What does this MR do?

Fixes the group project template e2e test flakiness by allowing more time for project import. Also fixes incorrect side bar element being clicked on the group's view page.

Closes #198690 (closed)

Screenshots

Does this MR meet the acceptance criteria?

Conformity

• [-] Changelog entry
• [-] Documentation (if required)
• Code review guidelines
• Merge request performance guidelines
• Style guides
• [-] Database guides
• [-] Separation of EE specific content