Clarify purpose of strict mode in removingGhostTextFromString:strict:

packages/react-native/Libraries/Text/TextInput/RCTBaseTextInputView.mm

@@ -1008,8 +1008,10 @@ - (void)setGhostText:(NSString *)ghostText {
 
 /**
  * Attempts to remove the ghost text from a provided string given our current state.
- * If `strict` mode is enabled, this method asserts if we don't find the ghost text in the expected location.
- * If disabled and we don't find the ghost text, we assume it's already been removed and just return the input string.
+ * If `strict` mode is enabled, this method assumes the ghost text exists exactly
+ * where we expect it to be, and we assert if this turns out to not be the case.
+ * If disabled, we allow for the possibility that the ghost text has already been removed,
+ * which can happen if a delegate callback is trying to remove ghost text after invoking `setAttributedText:`.
  */
 - (NSAttributedString *)removingGhostTextFromString:(NSAttributedString *)string strict:(BOOL)strict {
   if (_ghostText == nil) {