Handle deprecations

[DerekRoberts]

Many of these are tied to other unhandled issues, like updating aws-amplify.

$ npm ci
npm warn deprecated [email protected]: This module is not supported, and leaks memory. Do not use it. Check out lru-cache if you want a good and tested way to coalesce async requests by a key value, which is much more comprehensive and powerful.
npm warn deprecated @babel/[email protected]: This proposal has been merged to the ECMAScript standard and thus this plugin is no longer maintained. Please use @babel/plugin-transform-nullish-coalescing-operator instead.
npm warn deprecated @babel/[email protected]: This proposal has been merged to the ECMAScript standard and thus this plugin is no longer maintained. Please use @babel/plugin-transform-class-properties instead.
npm warn deprecated [email protected]: Rimraf versions prior to v4 are no longer supported
npm warn deprecated @humanwhocodes/[email protected]: Use @eslint/config-array instead
npm warn deprecated [email protected]: Rimraf versions prior to v4 are no longer supported
npm warn deprecated @babel/[email protected]: This proposal has been merged to the ECMAScript standard and thus this plugin is no longer maintained. Please use @babel/plugin-transform-optional-chaining instead.
npm warn deprecated [email protected]: Glob versions prior to v9 are no longer supported
npm warn deprecated @humanwhocodes/[email protected]: Use @eslint/object-schema instead
npm warn deprecated [email protected]: The querystring API is considered Legacy. new code should use the URLSearchParams API instead.
npm warn deprecated [email protected]: Please upgrade  to version 7 or higher.  Older versions may use Math.random() in certain circumstances, which is known to be problematic.  See https://v8.dev/blog/math-random for details.
npm warn deprecated [email protected]: This version is no longer supported. Please see https://eslint.org/version-support for other options.