add gossip_target to DEFAULT_CONFIG.json5 #10114

Job	Run time
Typos Check	3s
Lints and doc tests on ubuntu-latest	10m 53s
markdown_lint	5s
Unit tests on ubuntu-latest	24m 47s
Lints and doc tests on windows-latest	16m 45s
Unit tests on windows-latest	34m 26s
Lints and doc tests on macos-13	20m 40s
Lints and doc tests on macos-14	7m 48s
Unit tests on macos-13	29m 42s
Unit tests on macos-14	1h 22m 18s
Memory leak checks	2m 28s
CI status checks	1s
	3h 49m 56s

Provide feedback