fix codacy (organize imports)

Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>

src/main/java/com/owncloud/android/ui/adapter/NotificationListAdapter.java

@@ -34,7 +34,6 @@ import android.text.style.StyleSpan;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.Button;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.TextView;

src/main/java/com/owncloud/android/ui/dialog/NoteDialogFragment.java

@@ -24,15 +24,11 @@ package com.owncloud.android.ui.dialog;
 import android.annotation.SuppressLint;
 import android.app.Dialog;
 import android.content.DialogInterface;
-import android.content.res.ColorStateList;
-import android.graphics.Color;
-import android.graphics.PorterDuff;
 import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.Window;
 import android.view.WindowManager.LayoutParams;
-import android.widget.EditText;
 
 import com.google.android.material.textfield.TextInputEditText;
 import com.google.android.material.textfield.TextInputLayout;