chore: regenerate java-asset #15488

Job	Run time
root-pom	1m 42s
owlbot-yaml	49s
gapic-bom	1m 28s
package_name_check	47s
owlbot-py	1m 21s
group_id_check_for_maps_libraries	6m 34s
gitignore_correctness	48s
generate-readme	55s
	14m 24s

Provide feedback