Hiding Javadoc unnecessary warnings. #9332

Job	Run time
test-utils-py	17s
setup	3s
test-utils-js	20s
base-build-windows	5m 47s
full-build-base	4h 2m 50s
base-build-mac	4m 27s
bb-on-different-os (windows-latest)	35m 59s
bb-on-different-os (macos-latest)	36m 14s
debug	0s
installer-for-debian	1m 9s
installer-for-osx	1m 9s
installer-for-windows	1m 23s
full-build-metrics	18s
	5h 29m 56s

Provide feedback