Show conversation management icons on hover in user portal

[Sensational-Code]

Show conversation management icons on hover in user portal

The issue or feature being addressed

• Show conversation management icons on hover in user portal so bulk editing / deleting conversations is faster
• Blink background of chat being edited / deleted for user clarity

Confirm the following

• I started this PR by branching from the head of the default branch
• I have targeted the PR to merge into the default branch
• This PR needs to be cherry-picked into at least one release branch
• I have included unit tests for the issue/feature
• I have included inline docs for my changes, where applicable
• I have successfully run a local build
• I have provided the required update scripts, where applicable
• I have updated relevant docs, where applicable

Note

Instead of adding X's inside the checkboxes you wish to check above, first submit the PR, then check the boxes in the rendered description.