[BKNDLSS-28179] Java SDK. Add support for "get user roles by user ID" method (#516)
[BKNDLSS-28179] Java SDK. Add support for "get user roles by user ID" method (#516)

Co-authored-by: viktor.mudrevsky <773ae1305dc0b8c481f6d850a8b1eb5a746a8951@backendlessmail.com>
Backendless/Android-SDK,Backendless/Android-SDK