Simplify Docker config
Remove hostResolver.hosts as it seems to mess up with the DNS resolver when using "vz" virtualization on macOS.
Also remove the /etc/hosts patching and Docker port forwards as we don't need them.
Bug: T356177
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Remove hostResolver.hosts as it seems to mess up with the DNS resolver when using "vz" virtualization on macOS.
Also remove the /etc/hosts patching and Docker port forwards as we don't need them.
Bug: T356177