Don't pass RoomMember to Node but a UserId instead

libraries/matrix/api/src/main/kotlin/io/element/android/libraries/matrix/api/room/RoomMember.kt

@@ -16,11 +16,8 @@
 
 package io.element.android.libraries.matrix.api.room
 
-import android.os.Parcelable
 import io.element.android.libraries.matrix.api.core.UserId
-import kotlinx.parcelize.Parcelize
 
-@Parcelize
 data class RoomMember(
     val userId: UserId,
     val displayName: String?,
@@ -30,7 +27,7 @@ data class RoomMember(
     val powerLevel: Long,
     val normalizedPowerLevel: Long,
     val isIgnored: Boolean,
-) : Parcelable
+)
 
 enum class RoomMembershipState {
     BAN, INVITE, JOIN, KNOCK, LEAVE