Add Cohere vectorizer #274

Job	Run time
Python 3.8 - hiredis [redis-stack 6.2.6-v9]	2m 57s
Python 3.8 - hiredis [redis-stack latest]	3m 40s
Python 3.8 - plain [redis-stack 6.2.6-v9]	2m 54s
Python 3.8 - plain [redis-stack latest]	3m 0s
Python 3.9 - hiredis [redis-stack 6.2.6-v9]	3m 38s
Python 3.9 - hiredis [redis-stack latest]	3m 2s
Python 3.9 - plain [redis-stack 6.2.6-v9]	2m 50s
Python 3.9 - plain [redis-stack latest]	3m 5s
Python 3.10 - hiredis [redis-stack 6.2.6-v9]	2m 51s
Python 3.10 - hiredis [redis-stack latest]	3m 24s
Python 3.10 - plain [redis-stack 6.2.6-v9]	3m 37s
Python 3.10 - plain [redis-stack latest]	3m 21s
Python 3.11 - hiredis [redis-stack 6.2.6-v9]	2m 54s
Python 3.11 - hiredis [redis-stack latest]	2m 50s
Python 3.11 - plain [redis-stack 6.2.6-v9]	3m 36s
Python 3.11 - plain [redis-stack latest]	2m 57s
	50m 36s

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