fix: remove and update toast test

Android/app/src/main/java/com/example/mathseduc/ui/activity_multi.kt

@@ -112,7 +112,6 @@ fun MultiPage(navController: NavController) {
         refreshRunnable.invoke()
 
         onDispose {
-            Toast.makeText(context, "Au REVOIR", Toast.LENGTH_SHORT).show()
         }
     }
 

Android/app/src/main/java/com/example/mathseduc/ui/activity_quiz_multi.kt

@@ -155,7 +155,7 @@ fun QuizMultiScreen(navController: NavController, lobbyId: Int?) {
                         Button(
                             onClick = {
                                 if (answer.id == currentQuestion.idanswergood) {
-                                    Toast.makeText(context, "Oh ouii !!", Toast.LENGTH_SHORT).show()
+                                    Toast.makeText(context, "Réussi !!", Toast.LENGTH_SHORT).show()
 
                                     val formDataBuilder = MultipartBody.Builder().setType(MultipartBody.FORM)
                                     val playertime = ControllerLobby.getLobbyUtiliserPlayerTime(lobbyId!!,MainActivity.idPlayerConnected) + 10
@@ -163,7 +163,7 @@ fun QuizMultiScreen(navController: NavController, lobbyId: Int?) {
 
                                     ControllerLobby.updateLobbyUtiliserPlayerTime(lobbyId,MainActivity.idPlayerConnected,formDataBuilder)
                                 } else {
-                                    Toast.makeText(context, "Oh nan !!", Toast.LENGTH_SHORT).show()
+                                    Toast.makeText(context, "Raté !!", Toast.LENGTH_SHORT).show()
                                 }
                                 viewModel.resetChronoValue()
                                 viewModel.updateCurrentQuestionIndex()