chore(deps): update mockito to v2.28.1
chore(deps): update mockito to v2.28.1

jonathanmtran/uPortal,jonathanmtran/uPortal,bjagg/uPortal,ChristianMurphy/uPortal,bjagg/uPortal,bjagg/uPortal,mgillian/uPortal,Jasig/uPortal,Jasig/uPortal,mgillian/uPortal,ChristianMurphy/uPortal,jonathanmtran/uPortal,Jasig/uPortal,ChristianMurphy/uPortal,mgillian/uPortal