XCode 13 always shows a warning - "Conversion to Swift 5 is available"

[bytegeekdev]

Environment

Xcode Version:
13.2.1

SkyFloatingLabelTextField Version:
4.0.0

Deployment Target:
iOS 11

Base SDK:
iOS

Method of Integration: CocoaPods | Carthage | Manual
Swift Package Manager

Project that demonstrates the issue

ℹ Please link to a project we can download that reproduces the issue if applicable.