Revert "config: update spotbugs to new groupId and bump it to 3.1.1"
Revert "config: update spotbugs to new groupId and bump it to 3.1.1"

This reverts commit 1656030df86774234466ab7535071861b33c1e1d.

checkstyle/checkstyle,checkstyle/checkstyle,romani/checkstyle,romani/checkstyle,rnveach/checkstyle,romani/checkstyle,checkstyle/checkstyle,checkstyle/checkstyle,romani/checkstyle,rnveach/checkstyle,checkstyle/checkstyle,rnveach/checkstyle,rnveach/checkstyle,romani/checkstyle,rnveach/checkstyle,rnveach/checkstyle,checkstyle/checkstyle,romani/checkstyle