Update plugin ktlint to v12.1.0 (#2200)

* Update plugin ktlint to v12.1.0

* Run `./gradlew ktlintFormat` and fix some issues manually.

* Fix other issues reproted by Ktlint

* Limit false positives, KtLint removes unnecessary curly brace in String templates.

* Remove useless Unit

* Minor improvements over ktlint changes

* Restore `AlertDialogContent` behaviour

* Update screenshots

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Benoit Marty <benoit@matrix.org>
Co-authored-by: Jorge Martín <jorgem@element.io>
Co-authored-by: ElementBot <benoitm+elementbot@element.io>

libraries/matrix/test/src/main/kotlin/io/element/android/libraries/matrix/test/roomlist/SimplePagedRoomList.kt

@@ -33,7 +33,7 @@ data class SimplePagedRoomList(
     override val loadedPages = MutableStateFlow(1)
 
     override suspend fun loadMore() {
-        //No-op
+        // No-op
         loadedPages.getAndUpdate { it + 1 }
     }
 
@@ -46,6 +46,6 @@ data class SimplePagedRoomList(
     }
 
     override suspend fun rebuildSummaries() {
-        //No-op
+        // No-op
     }
 }

libraries/matrix/test/src/main/kotlin/io/element/android/libraries/matrix/test/timeline/TimelineFixture.kt

@@ -119,7 +119,9 @@ fun aTimelineItemDebugInfo(
     originalJson: String? = null,
     latestEditedJson: String? = null,
 ) = TimelineItemDebugInfo(
-    model, originalJson, latestEditedJson
+    model,
+    originalJson,
+    latestEditedJson
 )
 
 fun aPollContent(