webhooks/github: Ignore 'meta' events.
webhooks/github: Ignore 'meta' events.

This event occurs when its corresponding webhook is deleted. This
isn't very useful information, so we should ignore it.

showell/zulip,brainwane/zulip,punchagan/zulip,zulip/zulip,andersk/zulip,rht/zulip,timabbott/zulip,tommyip/zulip,eeshangarg/zulip,showell/zulip,kou/zulip,punchagan/zulip,brainwane/zulip,kou/zulip,andersk/zulip,rht/zulip,hackerkid/zulip,synicalsyntax/zulip,rht/zulip,zulip/zulip,eeshangarg/zulip,showell/zulip,tommyip/zulip,timabbott/zulip,zulip/zulip,punchagan/zulip,timabbott/zulip,eeshangarg/zulip,synicalsyntax/zulip,synicalsyntax/zulip,shubhamdhama/zulip,shubhamdhama/zulip,kou/zulip,synicalsyntax/zulip,eeshangarg/zulip,hackerkid/zulip,andersk/zulip,hackerkid/zulip,tommyip/zulip,eeshangarg/zulip,brainwane/zulip,tommyip/zulip,shubhamdhama/zulip,tommyip/zulip,zulip/zulip,punchagan/zulip,synicalsyntax/zulip,andersk/zulip,andersk/zulip,punchagan/zulip,shubhamdhama/zulip,tommyip/zulip,shubhamdhama/zulip,hackerkid/zulip,punchagan/zulip,kou/zulip,brainwane/zulip,brainwane/zulip,timabbott/zulip,hackerkid/zulip,showell/zulip,hackerkid/zulip,zulip/zulip,kou/zulip,rht/zulip,synicalsyntax/zulip,punchagan/zulip,showell/zulip,brainwane/zulip,kou/zulip,timabbott/zulip,shubhamdhama/zulip,kou/zulip,rht/zulip,zulip/zulip,shubhamdhama/zulip,timabbott/zulip,tommyip/zulip,eeshangarg/zulip,andersk/zulip,showell/zulip,rht/zulip,rht/zulip,hackerkid/zulip,synicalsyntax/zulip,showell/zulip,zulip/zulip,brainwane/zulip,eeshangarg/zulip,timabbott/zulip,andersk/zulip