slf4j 1.7.30
slf4j 1.7.30

slf4j 1.7.30 was released in December 2019

https://github.com/qos-ch/slf4j/releases

Signed-off-by: Sean C. Sullivan <64b2b6d12bfe4baae7dad3d018f8cbf6b0e7a044@seansullivan.com>

TNG/ArchUnit,TNG/ArchUnit