Bump netty-version 4.1.63 (#245)
Bump netty-version 4.1.63 (#245)

For
[cvss: 5.90 ] CVE-2021-21295 ['fixed in 4.1.60']
[cvss: 5.90 ] CVE-2021-21409 ['fixed in 4.1.61']
[cvss: 5.50 ] CVE-2021-21290 ['fixed in 4.1.59']
confluentinc/rest-utils,confluentinc/rest-utils