Add extra features to product comparison (#23638)

Add some review features that are notably missing from Gitlab CE but not
Gitea.

Also add Merge Queues which is not supported by Gitea but is quite an
important feature.

Author: Timmmm

docs/content/doc/features/comparison.en-us.md

@@ -118,12 +118,15 @@ _Symbols used in table:_
 | Rebase merging                                  | ✓                                                  | ✓    | ✓         | ✓         | ✓         | ✓         | ✓            |
 | Pull/Merge request inline comments              | ✓                                                  | ✘    | ✓         | ✓         | ✓         | ✓         | ✓            |
 | Pull/Merge request approval                     | ✓                                                  | ✘    | ✓         | ✓         | ✓         | ✓         | ✓            |
+| Pull/Merge require approval                     | ✓                                                  | ✘    | ✓         | ✘         | ✓         | ✓         | ✓            |
+| Pull/Merge multiple reviewers                   | ✓                                                  | ✓    | ✓         | ✘         | ✓         | ✓         | ✓            |
 | Merge conflict resolution                       | [✘](https://github.com/go-gitea/gitea/issues/9014) | ✘    | ✓         | ✓         | ✓         | ✓         | ✘            |
 | Restrict push and merge access to certain users | ✓                                                  | ✘    | ✓         | ✓         | ✓         | ✓         | ✓            |
 | Revert specific commits                         | ✓                                                  | ✘    | ✓         | ✓         | ✓         | ✓         | ✘            |
 | Pull/Merge requests templates                   | ✓                                                  | ✓    | ✓         | ✓         | ✓         | ✘         | ✘            |
 | Cherry-picking changes                          | ✓                                                  | ✘    | ✘         | ✓         | ✓         | ✘         | ✘            |
 | Download Patch                                  | ✓                                                  | ✘    | ✓         | ✓         | ✓         | /         | ✘            |
+| Merge queues                                    | ✘                                                  | ✘    | ✓         | ✘         | ✓         | ✘         | ✘            |
 
 ## 3rd-party integrations