ci: Add Conventional Commit Linter #2378

Job	Run time
action_pack / ubuntu-latest	2m 8s
action_view / ubuntu-latest	2m 18s
active_job / ubuntu-latest	3m 28s
active_model_serializers / ubuntu-latest	1m 7s
active_record / ubuntu-latest	1m 46s
active_support / ubuntu-latest	2m 8s
all / ubuntu-latest	1m 26s
aws_sdk / ubuntu-latest	7m 16s
base / ubuntu-latest	1m 9s
concurrent_ruby / ubuntu-latest	2m 24s
delayed_job / ubuntu-latest	1m 34s
ethon / ubuntu-latest	2m 38s
excon / ubuntu-latest	3m 10s
faraday / ubuntu-latest	3m 3s
grape / ubuntu-latest	5m 41s
graphql / ubuntu-latest	2m 36s
gruf / ubuntu-latest	1m 0s
http / ubuntu-latest	1m 31s
http_client / ubuntu-latest	46s
httpx / ubuntu-latest	2m 30s
koala / ubuntu-latest	54s
lmdb / ubuntu-latest	1m 15s
net_http / ubuntu-latest	1m 24s
rack / ubuntu-latest	1m 27s
rails / ubuntu-latest	2m 46s
restclient / ubuntu-latest	2m 27s
rspec / ubuntu-latest	1m 15s
sinatra / ubuntu-latest	2m 24s
	1h 3m 31s

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