HBASE-27421 Bump spotless plugin to 2.27.2 and reimplement the 'Remove unhelpful javadoc stubs' rule (#4824)

Signed-off-by: Xiaolin Ha <haxiaolin@apache.org>
(cherry picked from commit 0d260f5b2279422e8ed4bea127483329f7242a42)
1 file changed