App Polish (#1098)

* App polish

- Skeleton avatar colour on app switching.
- Bug report icon and string.
- Semi-bold font on room list timestamps.
- Room attachments button spacing and alignment.
- Replace link tint with semi-bold font in AnalyticsSettingsScreen.
- Semi-bold font on Invites button.
- Add padding to media attachment sheet.
- Message composer header layout tweaks.
- Remove indicator after changing homeserver with an MXID.
- Change copy permalink string.
- Formatting of link in Analytics Prompt.
- Remove indicator after changing homeserver with an MXID.
- Change copy permalink string.
- Formatting of link in Analytics Prompt.
- Only semi-bold the room timestamp when unread.
- Tweak the colour of the date separator.
- Add activity indicator to toast style user indicator.

ElementX/Sources/Screens/BugReportScreen/BugReportScreenCoordinator.swift

@@ -88,10 +88,9 @@ final class BugReportScreenCoordinator: CoordinatorProtocol {
     private func startLoading(label: String = L10n.commonLoading, progressPublisher: ProgressPublisher) {
         parameters.userIndicatorController?.submitIndicator(
             UserIndicator(id: Self.loadingIndicatorIdentifier,
-                          type: .modal,
+                          type: .modal(progress: .published(progressPublisher), interactiveDismissDisabled: false),
                           title: label,
-                          persistent: true,
-                          loaderType: .progress(progressPublisher))
+                          persistent: true)
         )
     }