[Room member list] Display room member list (#276)

* Implement room member list

* Move timeline initialization back to `TimelinePresenter`.

* Fix crash when the `innerRoom` inside a `RustMatrixRoom` is destroyed but `syncUpdateFlow` is still running.

* Address review comments

features/roomdetails/impl/build.gradle.kts

@@ -42,6 +42,7 @@ dependencies {
     implementation(projects.libraries.designsystem)
     implementation(projects.libraries.elementresources)
     implementation(projects.libraries.uiStrings)
+    implementation(projects.features.userlist.api)
     implementation(projects.libraries.androidutils)
     api(projects.features.roomdetails.api)
     implementation(libs.coil.compose)
@@ -52,6 +53,8 @@ dependencies {
     testImplementation(libs.test.truth)
     testImplementation(libs.test.turbine)
     testImplementation(projects.libraries.matrix.test)
+    testImplementation(projects.features.userlist.impl)
+    testImplementation(projects.features.userlist.test)
 
     ksp(libs.showkase.processor)
 }