fix(setup): install pip in the setup script

[taikitanaka3]

Description

• fix ansible install when type ./setup-dev-env.sh

related to this problem
{"changed": false, "msg": "Unable to find any of pip3 to use. pip needs to be installed."}
https://stackoverflow.com/questions/57729144/ansible-playbook-error-message-unable-to-find-any-of-pip3-to-use-pip-needs-to

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