tgc-revival: add container node pool

[zli82016]

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[modular-magician]

Hi there, I'm the Modular magician. I've detected the following information about your changes:

Diff report

Your PR generated some diffs in downstreams - here they are.

terraform-google-conversion: Diff ( 1 file changed, 6 insertions(+), 1 deletion(-))

[zli82016]

/gcbrun

[modular-magician]

Hi there, I'm the Modular magician. I've detected the following information about your changes:

Diff report

Your PR generated some diffs in downstreams - here they are.

terraform-google-conversion: Diff ( 1 file changed, 6 insertions(+), 1 deletion(-))