Ignore the error return when getting group list
Ignore the error return when getting group list

Ignore the error return when getting the group list from the store, if
the GROUP key does not exist then the groups slice will be empty
anyways.

Signed-off-by: Adam Jimerson <0a1ce5db568b585e24ec79212f7ab30cdb820af8@gmail.com>

chadev/Chadev_ircbot