This fixes a regression where last line of a long label is not drawn
This fixes a regression where last line of a long label is not drawn

The bug can be triggered by having the alignment being
TTTAttributedLabelVerticalAlignmentTop and lineHeightMultiple being
greater than 1 (1.03, for example). Matt's old code handled this well,
but a641a21fa146542585e15e3ea3a7f133bee31c8d broke it.

KILLI/TTTAttributedLabel,Nykho/TTTAttributedLabel,Akylas/TTTAttributedLabel,xudongdong/TTTAttributedLabel,SinnerSchraderMobileMirrors/TTTAttributedLabel,zilanfeng/TTTAttributedLabel,HackRoy/TTTAttributedLabel,buiminhhuy/TTTAttributedLabel,qskycolor/TTTAttributedLabel,zhouwude/TTTAttributedLabel,sunzeboy/TTTAttributedLabel,lookingstars/TTTAttributedLabel,rtsbtx/TTTAttributedLabel,ben181231/TTTAttributedLabel,yaoxiaoyong/TTTAttributedLabel,bilawal-liaqat/TTTAttributedLabel,mattt/TTTAttributedLabel,TTTAttributedLabel/TTTAttributedLabel,Naithar/TTTAttributedLabel,JIFFinc/TTTAttributedLabel,zhwcoder/TTTAttributedLabel,gga122/TTTAttributedLabel,Xummer/TTTAttributedLabel,TimorCan/TTTAttributedLabel,sugarmo/TTTAttributedLabel,z8927623/TTTAttributedLabel,BarakRL/TTTAttributedLabel,XZwalk/TTTAttributedLabel,denivip/TTTAttributedLabel,wintersweet/TTTAttributedLabel,xuzhiming/TTTAttributedLabel,hoaquo/TTTAttributedLabel,devandroid/TTTAttributedLabel,Voxer/TTTAttributedLabel,FishMemory/TTTAttributedLabel,jianwoo/TTTAttributedLabel,engmahsa/TTTAttributedLabel,WWLJ/TTTAttributedLabel,CoderIvanLee/TTTAttributedLabel,hao-hua/TTTAttributedLabel,yimouleng/TTTAttributedLabel,0xced/TTTAttributedLabel,SampleLiao/TTTAttributedLabel,FiftyThree/TTTAttributedLabel,mjhassan/TTTAttributedLabel,NewAmsterdamLabs/TTTAttributedLabel,leftw1222/TTTAttributedLabel,yanyuqingshi/TTTAttributedLabel