Update SteviaLayout.podspec

Updates podspec

Merge pull request #182 from birdsongapps/master

fixes for iOS 26

Adds missing "var" keyword

Merge pull request #178 from willonboy/zt/dev

Add the `SteviaLayoutConstraint` class to allow the removal of constraints added by Stevia. Introduce the `defaultPriority` customizable property to facilitate integration with Stevia, enabling the setting of higher priorities.

Merge pull request #174 from jezreelbarbosa/master

Update SizeTests.swift

Merge branch 'master' into master

Implemented tests for AspectRatio

Implemented aspectRatio function with Double, CGFloat and Int types

Implemented aspectRatio function with SteviaPercentage

Merge pull request #173 from freshOS/testing

Removes legacy XCTest files