feat: Add vpcConnectorEgressSettings & ingressSettings options

[spathon]

Add the option to set vpcConnectorEgressSettings
VpcConnectorEgressSettings docs

Also added ingressSettings for #91 while I was in the code

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[spathon]

@googlebot I signed it!

[bharathkkb]

Thanks for the PR @spathon
Overall LGTM can you add it to https://github.com/google-github-actions/deploy-cloud-functions/blob/main/action.yaml and readme as well

[spathon]

Thanks, I had missed those 2 places