feat: hope can fit ios 11

[Mowmowj]

i founded it cannot fit ios 11.2 on the iPhone 7 Plus.
actually in current market many people still use the ios 11 ,
hope this best repositories can fit this system.

[BuptStEve]

Thank you for your issue.
I have tested it on iOS 11.0.2 iPhone 7, it's working... https://tuateam.github.io/tua-body-scroll-lock/

[Mowmowj]

thank u so much maybe it's the wechat bugs

[evinma]

no recurrence！