chore(ios): regenerate C++ API snapshots for textAlignVertical

Adds RCTUITextView.textAlignVertical to the committed Apple C++ API
snapshots so validate_cxx_api_snapshots passes.

Author: quantizor

scripts/cxx-api/api-snapshots/ReactAppleDebugCxx.api

@@ -2351,6 +2351,7 @@ interface RCTUITextView : public UITextView <RCTBackedTextInputViewProtocol> {
   public @property (assign) BOOL contextMenuHidden;
   public @property (assign) BOOL disableKeyboardShortcuts;
   public @property (assign) CGFloat preferredMaxLayoutWidth;
+  public @property (assign) RCTUITextViewTextAlignmentVertical textAlignVertical;
   public @property (assign) UITextFieldViewMode clearButtonMode;
   public @property (assign, readonly) BOOL dictationRecognizing;
   public @property (assign, readonly) BOOL textWasPasted;

scripts/cxx-api/api-snapshots/ReactAppleReleaseCxx.api

@@ -2351,6 +2351,7 @@ interface RCTUITextView : public UITextView <RCTBackedTextInputViewProtocol> {
   public @property (assign) BOOL contextMenuHidden;
   public @property (assign) BOOL disableKeyboardShortcuts;
   public @property (assign) CGFloat preferredMaxLayoutWidth;
+  public @property (assign) RCTUITextViewTextAlignmentVertical textAlignVertical;
   public @property (assign) UITextFieldViewMode clearButtonMode;
   public @property (assign, readonly) BOOL dictationRecognizing;
   public @property (assign, readonly) BOOL textWasPasted;