Rapid reset scaffold remediation

[oceanc80]

Description of the change: Update the Go scaffolding to add a flag to enable/disable http/2 and enable/disable secure metrics serving.

Motivation for the change:

• Reduce the manual effort required for new operators to disable HTTP/2 to address:
  • https://github.com/advisories/GHSA-qppj-fm5r-hxr3
  • https://github.com/advisories/GHSA-4374-p667-p6c8