Removing elevation on filled button ( was visible in light themes )

app/src/main/java/org/thoughtcrime/securesms/ui/components/ButtonType.kt

@@ -44,6 +44,6 @@ interface ButtonType {
             disabledContentColor = LocalColors.current.disabled,
             disabledBackgroundColor = Color.Unspecified
         )
-        override val elevation: ButtonElevation @Composable get() = ButtonDefaults.elevation()
+        override val elevation: ButtonElevation? @Composable get() = null
     }
 }