chore(deps): update dependency org.antlr:st4 to v4.3.1
chore(deps): update dependency org.antlr:st4 to v4.3.1

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