Get NullPointerException and crash when deleting an empty sketch note

[Kobayashi-996]

Environment

Android: Android 9.0
App Version: 1.4.1

Steps

1. Open the app
2. Create new sketch
3. Click "More options"
4. Click "Delete" and the app crashes

ScreenRecord

test.mp4

Logcat

FATAL EXCEPTION: main
Process: org.secuso.privacyfriendlynotes, PID: 22814
java.lang.NullPointerException: Attempt to invoke virtual method 'void org.secuso.privacyfriendlynotes.room.model.Note.setIn_trash(int)' on a null object reference
at org.secuso.privacyfriendlynotes.ui.notes.BaseNoteActivity.displayTrashDialog$lambda-9(BaseNoteActivity.kt:458)
at org.secuso.privacyfriendlynotes.ui.notes.BaseNoteActivity.$r8$lambda$g9Y8kdTHDcd2jPPWmy6H1MJ2l74(Unknown Source:0)
at org.secuso.privacyfriendlynotes.ui.notes.BaseNoteActivity$$ExternalSyntheticLambda4.onChanged(Unknown Source:6)
at androidx.lifecycle.LiveData.considerNotify(LiveData.java:133)
at androidx.lifecycle.LiveData.dispatchingValue(LiveData.java:151)
at androidx.lifecycle.LiveData.setValue(LiveData.java:309)
at androidx.lifecycle.MutableLiveData.setValue(MutableLiveData.java:50)
at androidx.lifecycle.LiveData$1.run(LiveData.java:93)
at android.os.Handler.handleCallback(Handler.java:873)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:193)
at android.app.ActivityThread.main(ActivityThread.java:6669)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)