openconnect: --with-gnutls option

Closes #29815.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
openconnect: quotes
fswatch 1.3.5

Closes #29867.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
fswatch: add 1.3.5 bottle.

Closes #29867.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
kafka: add notes about Java 7

Refs #29818.
brew-test-bot: strip bell/alert character.
update to 2.2.8 add `depends_on :mysql` so mysql_config can be located
percona-toolkit: add 2.2.8 bottle.