Downgrade retrofit-wrappers logback version
Downgrade retrofit-wrappers logback version

SLF4J complained about mutliple logging frameworks in class path.
Now, all modules use the same version of logback
StuPro-TOSCAna/TOSCAna,StuPro-TOSCAna/TOSCAna,StuPro-TOSCAna/TOSCAna,StuPro-TOSCAna/TOSCAna,StuPro-TOSCAna/TOSCAna,StuPro-TOSCAna/TOSCAna,StuPro-TOSCAna/TOSCAna