Refactor SDK Engines using smaller classes

[chadyj]

The 'EngineInteractor' had grown really large in file size and most of the functions can be split up into individual use case files. Will need to do some research into what breaking up the class will look like

[Marodero56]

androidCore/sdk/src/main/kotlin/com/walletconnect/android/internal/common/model/Tags.kt