Plain text editor implementation based on markdown input (#2840)

* Add plain text editor based on markdown input
- Fix autofocus of message composer.
- Remove `Message` data class, fetch the details in `MessagesPresenter` instead.
- Remove `enable rich text` option from advanced settings, set it as a build configuration instead.
* Fix MentionSpanProvider
* Bump RTE library to released `v2.37.3`

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Co-authored-by: ElementBot <benoitm+elementbot@element.io>

settings.gradle.kts

@@ -27,6 +27,15 @@ pluginManagement {
 dependencyResolutionManagement {
     repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
     repositories {
+        // Snapshot versions
+        maven {
+            url = URI("https://s01.oss.sonatype.org/content/repositories/snapshots")
+            content {
+                includeModule("org.matrix.rustcomponents", "sdk-android")
+                includeModule("io.element.android", "wysiwyg")
+                includeModule("io.element.android", "wysiwyg-compose")
+            }
+        }
         google()
         mavenCentral()
         maven { url = URI("https://oss.sonatype.org/content/repositories/snapshots/") }