feat(runtime): support node 16

[10xLaCroixDrinker]

Description

This includes the changes in #611, adding the support without changing the image and integration tests.

Motivation and Context

Prep for v6

How Has This Been Tested?

npm test

Types of Changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation (adding or updating documentation)
• Dependency update
• Security update

Checklist:

• My change requires a change to the documentation and I have updated the documentation accordingly.
• These changes should be applied to a maintenance branch.
• This change requires cross browser checks.
• Performance tests should be ran against the server prior to merging.
• This change impacts caching for client browsers.
• This change impacts HTTP headers.
• This change adds additional environment variable requirements for One App users.
• I have added the Apache 2.0 license header to any new files created.

What is the Impact to Developers Using One App?

[github-actions]

📊 Bundle Size Report

file name	size on disk	gzip
app.js	313.4KB	93.1KB
runtime.js	15.6KB	5.5KB
vendors.js	129.1KB	40KB
app~vendors.js	426.7KB	110.4KB
service-worker-client.js	17.1KB	5.3KB
legacy/app.js	334.7KB	97.9KB
legacy/runtime.js	15.6KB	5.5KB
legacy/vendors.js	189.4KB	51.7KB
legacy/app~vendors.js	450.4KB	116.2KB
legacy/service-worker-client.js	17.6KB	5.5KB

Generated by 🚫 dangerJS against 506e0d3