Add .ci-operator.yaml, upgrade pip3

[shaior]

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[openshift-ci]

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[natifridman]

I think we can remove setuptools_rust as it should be installed as other dependencies

[natifridman]

I think we can reduce RUN steps by doing something like this

Suggested change

	RUN pip3 install --no-cache-dir \
	RUN pip3 install --upgrade pip && \
	pip3 install --no-cache-dir \

[natifridman]

Is this PR title still relevant? I think we can change it

[openshift-ci]

@shaior: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ci/prow/images	3992632	link	true	/test images

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