docs: Add missing link to schema for merge_queue repository rule (#2581)

* docs: Add missing link to schema for `merge_queue` repository rule

Closes #2579.

* docs: Update `merge_queue.max_entries_to_merge` description

Replace copy-pasted description.

Author: usmonster

website/docs/r/repository_ruleset.html.markdown

@@ -120,7 +120,7 @@ The `rules` block supports the following:
 
 * `non_fast_forward` - (Optional) (Boolean) Prevent users with push access from force pushing to branches.
 
-* `merge_queue` - (Optional) (Block List, Max: 1) Merges must be performed via a merge queue.
+* `merge_queue` - (Optional) (Block List, Max: 1) Merges must be performed via a merge queue. (see [below for nested schema](#rules.merge_queue))
 
 * `pull_request` - (Optional) (Block List, Max: 1) Require all commits be made to a non-target branch and submitted via a pull request before they can be merged. (see [below for nested schema](#rulespull_request))
 
@@ -195,7 +195,7 @@ The `rules` block supports the following:
 
 * `max_entries_to_build` - (Required) (Number) Limit the number of queued pull requests requesting checks and workflow runs at the same time. Defaults to `5`.
 
-* `max_entries_to_merge` - (Required) (Number) Limit the number of queued pull requests requesting checks and workflow runs at the same time. Defaults to `5`.
+* `max_entries_to_merge` - (Required) (Number) Limit the number of queued pull requests that will be merged together in a group. Defaults to `5`.
 
 * `merge_method` - (Required) (String) Method to use when merging changes from queued pull requests. Can be one of: MERGE, SQUASH, REBASE. Defaults to `MERGE`.