android: a trailing blank line where the dead helpers used to be

Removing MIN_BODY_LINES took its declaration but left the newline in front of it,
so the file ended with a blank line. My pre-push sweep only looked for consecutive
blanks INSIDE a file and could not see one at the end — checked across the whole
Kotlin tree this time, not just the files I touched.

android/app/src/main/java/com/fabledsword/thoughtsync/ui/NoteEditorScreen.kt

@@ -341,4 +341,3 @@ private const val AUTOSAVE_IDLE_MS = 1_000L
  * sheet uses. Same shape as the capture surface this replaced, on purpose.
  */
 private val SHEET_CORNER = 28.dp
-