Pending count in reply's "title" not decrementing properly after Approve and Reply

[kirasong]

When adding a reply to a comment by clicking "Approve and Reply", the "title" attribute of the comments_bubble next to the reply does not decrement.

More specifically, to reproduce:

• Visit Comments Screen
• Click "Reply" for an Unapproved Comment
• Enter a comment
• Click "Approve and Reply"
• Mouse-over new comment, and note that the pending count has not changed, but the number of comments has.

[kirasong]

Moves the approval of the new comment to before the new list-item is created, so that the pending comment 'title

[kirasong]

Since the patch description was cut off --
Previously, the approval happened after the new comment's list item was created.

The above patch moves that code before the new list item's creation, so that the pending comment's "title" attribute is updated properly.

[ryan]

In [18100]:

Decrement pending count after Approve and Reply. Props DH-Shredder. fixes #17380