remove unused button style

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

app/src/main/res/values/styles.xml

@@ -233,13 +233,6 @@
         <item name="android:textStyle">bold</item>
     </style>
 
-    <style name="Button.Borderless.Destructive" parent="Widget.Material3.Button.TextButton">
-        <item name="android:textColor">@color/highlight_textColor_Warning</item>
-        <item name="android:textAllCaps">false</item>
-        <item name="android:typeface">sans</item>
-        <item name="android:textStyle">bold</item>
-    </style>
-
     <style name="Button.Borderless.Login" parent="Widget.Material3.Button.TextButton">
         <item name="android:textColor">@color/fg_inverse</item>
         <item name="android:textAllCaps">false</item>