Remove jcenter | Update to FastAdapter v5.3.3

[mikepenz]

• remove dependency on jcenter
• update to gradle build tools 7.0.0
• disable jettifier
• remove and cleanup dependencies
• update to fastadapter 5.3.3
• add appcompat-ressources dependency required to properly resolve drawable

[mikepenz]

Currently failing at least due to: https://github.com/Kotlin/kotlinx.html/issues/173 via detekt