[kong] add hostNetwork option to deployment

[giovannicandido]

What this PR does / why we need it:

It adds a option for hostNework in the deployment. This is useful when someone wants to expose kong direct to the internet, either because it doesn't have a loadbalancer or doesn't want to use one, binding to ports 80 443 for example

Which issue this PR fixes

(optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close that issue when PR gets merged)

• fixes HostPort with DaemonSet and nodeSelector options for a non LB deployment #482

Special notes for your reviewer:

Checklist

[Place an '[x]' (no spaces) in all applicable fields. Please remove unrelated fields.]

• PR is based off the current tip of the next branch and targets next, not main
• New or modified sections of values.yaml are documented in the README.md
• Title of the PR and commit headers start with chart name (e.g. [kong])

[CLAassistant]

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