ci: Add Conventional Commit Linter #2384

Job	Run time
action_pack / ubuntu-latest	2m 26s
action_view / ubuntu-latest	2m 7s
active_job / ubuntu-latest	3m 24s
active_model_serializers / ubuntu-latest	1m 7s
active_record / ubuntu-latest	1m 39s
active_support / ubuntu-latest	2m 3s
all / ubuntu-latest	1m 36s
aws_sdk / ubuntu-latest	7m 17s
base / ubuntu-latest	1m 13s
concurrent_ruby / ubuntu-latest	2m 28s
delayed_job / ubuntu-latest	1m 37s
ethon / ubuntu-latest	2m 53s
excon / ubuntu-latest	3m 10s
faraday / ubuntu-latest	3m 2s
grape / ubuntu-latest	5m 59s
graphql / ubuntu-latest	2m 34s
gruf / ubuntu-latest	1m 3s
http / ubuntu-latest	1m 35s
http_client / ubuntu-latest	48s
httpx / ubuntu-latest	2m 36s
koala / ubuntu-latest	52s
lmdb / ubuntu-latest	1m 18s
net_http / ubuntu-latest	1m 36s
rack / ubuntu-latest	1m 30s
rails / ubuntu-latest	2m 51s
restclient / ubuntu-latest	2m 34s
rspec / ubuntu-latest	1m 7s
sinatra / ubuntu-latest	2m 30s
	1h 4m 55s

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