Adopt Compound Colours (#1086)

* Delete deprecated font tokens.

* Migrate from primaryContent to textPrimary/iconPrimary.

* Migrate from links to textLinkExternal.

* Migrate from secondaryContent to textSecondary/iconSecondary.

* Migrate from accent to textActionPrimary.

- Some uses changed to textPrimary or iconPrimary as necessary.
- Some manual tints removed now that that Sentry is fixed.

* Migrate alert to textCriticalPrimary/iconCriticalPrimary.

* Migrate from brand to textActionAccent/iconAccentTertiary.

* Migrate from background to bgCanvasDefault or text/iconOnSolidPrimary

* Migrate system to bgSubtleSecondary.

* Remove ElementUIColors and obsolete migrated colours.

* Migrate tertiaryContent/quaternaryContent/quinaryContent to Compound.

* Migrate bubblesYou/bubblesNotYou to use Compound.

* Update Compound.

ElementX/Sources/Screens/RoomDetailsEditScreen/View/RoomDetailsEditScreen.swift

@@ -92,7 +92,7 @@ struct RoomDetailsEditScreen: View {
                       axis: .horizontal)
                 .focused($focus, equals: .name)
                 .font(.compound.bodyLG)
-                .foregroundColor(.element.primaryContent)
+                .foregroundColor(.compound.textPrimary)
                 .disabled(!canEditName)
                 .listRowBackground(canEditName ? nil : Color.clear)
                 .clipShape(RoundedRectangle(cornerRadius: 8))
@@ -113,7 +113,7 @@ struct RoomDetailsEditScreen: View {
                       axis: .vertical)
                 .focused($focus, equals: .topic)
                 .font(.compound.bodyLG)
-                .foregroundColor(.element.primaryContent)
+                .foregroundColor(.compound.textPrimary)
                 .disabled(!canEditTopic)
                 .listRowBackground(canEditTopic ? nil : Color.clear)
                 .lineLimit(3, reservesSpace: true)