Updated Jetty to 9.4.48.v20220622. Reverted closure-compiler version to v20220502 to support Java 8.
Updated Jetty to 9.4.48.v20220622.
Reverted closure-compiler version to v20220502 to support Java 8.

Signed-off-by: Simone Bordet <1b808347a4282b7224660588832cfd5331220839@gmail.com>

cometd/cometd,cometd/cometd,cometd/cometd,cometd/cometd