Add missing mention view from chat event bubble view

This commit adds event mentions to the chat bubbles.

Testing
-------

PASS

Damus: This commit
Device: iPhone 15 simulator
iOS: 17.5
Coverage:
- Tested referencing an event on a thread reply. Thread reply shows up as expected
- Checked appearance on light and dark mode
- Tapping on the mentioned event takes the user to that event

Closes: https://github.com/damus-io/damus/issues/2309
Signed-off-by: Daniel D’Aquino <daniel@daquino.me>

damus/Views/Chat/ChatEventView.swift

@@ -126,6 +126,11 @@ struct ChatEventView: View {
                 let blur_images = should_blur_images(settings: damus_state.settings, contacts: damus_state.contacts, ev: event, our_pubkey: damus_state.pubkey)
                 NoteContentView(damus_state: damus_state, event: event, blur_images: blur_images, size: .normal, options: [.truncate_content])
                     .padding(2)
+                if let mention = first_eref_mention(ev: event, keypair: damus_state.keypair) {
+                    MentionView(damus_state: damus_state, mention: mention)
+                        .background(DamusColors.adaptableWhite)
+                        .clipShape(RoundedRectangle(cornerSize: CGSize(width: 10, height: 10)))
+                }
             }
             .frame(minWidth: 5, alignment: is_ours ? .trailing : .leading)
             .padding(10)