feat: add Go to message action in various places (#3953)

* feat: add `Go to message` action in search popup

* chore: add changelog entry

* fix: only scroll if the scrollbar is shown

* fix: go to message when view isn't focused

* feat: animate highlighted message

* fix: missing includes

* fix: order of initialization

* fix: add `ChannelView::mayContainMessage` to filter messages

* feat: add `Go to message` action in `/mentions`

* fix: ignore any mentions channel when searching for split

* feat: add `Go to message` action in reply-threads

* fix: remove redundant `source` parameter

* feat: add `Go to message` action in user-cards

* feat: add link to deleted message

* fix: set current time to 0 when starting animation

* chore: update changelog

* fix: add default case (unreachable)

* chore: removed unused variable

* fix: search in mentions

* fix: always attempt to focus split

* fix: rename `Link::MessageId` to `Link::JumpToMessage`

* fix: rename `selectAndScrollToMessage` to `scrollToMessage`

* fix: rename internal `scrollToMessage` to `scrollToMessageLayout`

* fix: deleted message link in search popup

* chore: reword explanation

* fix: use for-loop instead of `std::find_if`

* refactor: define highlight colors in `BaseTheme`

* core: replace `iff` with `if`

* fix: only return if the message found

* Reword/phrase/dot changelog entries

Co-authored-by: pajlada <rasmus.karlsson@pajlada.com>

CHANGELOG.md

@@ -32,6 +32,8 @@
 - Minor: Add settings to toggle BTTV/FFZ global/channel emotes (#3935)
 - Minor: Add AutoMod message flag filter. (#3938)
 - Minor: Added whitespace trim to username field in nicknames (#3946)
+- Minor: Added `Go to message` context menu action to search popup, mentions, usercard and reply threads. (#3953)
+- Minor: Added link back to original message that was deleted. (#3953)
 - Bugfix: Fix crash that can occur when closing and quickly reopening a split, then running a command. (#3852)
 - Bugfix: Connection to Twitch PubSub now recovers more reliably. (#3643, #3716)
 - Bugfix: Fix crash that can occur when changing channels. (#3799)