Update AUTHORS.md

AUTHORS.md

 # Py4HIP Development Team
 
-- [Judith Bott](@sippel) - developer
-- [Laureen Benoit](@lbenoit) - developer
-- [Nora Koltzer](@koltzer) - tester
-- [Denis Anikiev](@anikiev) - tester
+- [Judith Bott](@sippel) (judith.bott@gfz-potsdam.de) - developer
+- [Laureen Benoit](@lbenoit) (laureen.benoit@gfz-potsdam.de) - developer
+- [Nora Koltzer](@koltzer) (nora.koltzer@gfz-potsdam.de) - tester
+- [Denis Anikiev](@anikiev) (denis.anikiev@gfz-potsdam.de) - tester, developer