Fix cocos2d-js issue: Font height was not getting calculated properly in iOS. (#19926)

Author: vaibhavgohel

cocos/platform/ios/CCDevice-ios.mm

@@ -145,7 +145,7 @@ static CGSize _calculateShrinkedSizeForString(NSAttributedString **str,
             *str = __attributedStringWithFontSize(mutableString, fontSize);
 
             CGSize fitSize = [*str boundingRectWithSize:CGSizeMake(constrainSize.width, MAX_MEASURE_HEIGHT)
-                                    options:(NSStringDrawingUsesLineFragmentOrigin|NSStringDrawingUsesFontLeading)
+                                    options:(NSStringDrawingUsesLineFragmentOrigin)
                                     context:nil].size;
 
             if (fitSize.width == 0 || fitSize.height == 0) {
@@ -364,7 +364,7 @@ static CGSize _calculateStringSize(NSAttributedString *str, id font, CGSize *con
 
     CGSize dim;
     dim = [str boundingRectWithSize:CGSizeMake(textRect.width, textRect.height)
-                                 options:(NSStringDrawingUsesLineFragmentOrigin|NSStringDrawingUsesFontLeading)
+                                 options:(NSStringDrawingUsesLineFragmentOrigin)
                             context:nil].size;
 
     dim.width = ceilf(dim.width);