v0.6.4

This release updates a bunch of dependencies to resolve reported security vulnerabilities.
There's also some repo-internal changes.

• chore(deps): regenerate yarn.lock 58eb9d0
• chore(ci): use node@16 29de8cf
• style(eslint): auto-format fb99d64
• chore(deps): replace eslint configs d5ece2a
• chore(deps): bump @clark/eslint-config-* c5f4f66
• chore(deps): bump @babel/* 8c8d46a
• chore(deps): bump typescript@~4.7.4 e25478c
• chore(deps): yarn-deduplicate 6864d87
• chore: set octane edition 9bdb958
• chore(deps): bump [email protected] b03e2fd
• chore(deps): bump various deps f70c268
• chore(deps): bump ember-auto-import@^1.12.2 6f67629
• chore(deps): bump ember-cli-htmlbars@^6.1.0 aca5967
• chore(deps): bump ember-template-lint@^4.10.1 2351e3b
• chore(deps): bump ember-cli-babel@^7.26.11 1707094
• chore(deps): bump ember-cli@~4.6.0 b93ff26
• refactor: migrate to ember-qunit@5 6806a0a
• chore(volta): pin [email protected] 8200720
• chore(tests): raise minimum node version to >= 12.* 73da66b
• chore(deps): bump ember-qunit@^5.1.5 e0a18f1
• chore(ci): upgrade to GitHub-native Dependabot (#357) f71a6dd
• chore(deps): bump jsdom from 16.4.0 to 16.7.0 (#413) cfe11e3
• chore(deps): bump mout from 1.2.2 to 1.2.3 (#411) d51e840
• chore(deps): bump path-parse from 1.0.6 to 1.0.7 (#408) 98cc765
• chore(deps): bump tmpl from 1.0.4 to 1.0.5 (#409) c665337
• chore(deps): bump follow-redirects from 1.9.0 to 1.14.8 (#412) 484a945
• chore(deps): bump ws from 7.4.0 to 7.4.6 (#382) 4e3226c
• chore(deps): bump node-fetch from 2.6.1 to 2.6.7 (#414) 23c70ef
• chore(deps): bump terser from 4.6.2 to 4.8.1 (#415) 5e9b35e
• chore(deps): bump @babel/preset-env from 7.14.8 to 7.14.9 311eea6
• chore(deps-dev): bump eslint from 7.31.0 to 7.32.0 f25db19
• chore(deps-dev): bump ember-template-lint from 3.5.0 to 3.5.1 2c8b1ce
• chore(deps): bump @babel/preset-env from 7.14.7 to 7.14.8 0d0c51e
• chore(deps-dev): bump eslint from 7.30.0 to 7.31.0 9d3d8a7
• chore(deps-dev): bump eslint from 7.29.0 to 7.30.0 d05b2c6
• chore(deps-dev): bump typescript from 4.3.4 to 4.3.5 69001b4
• chore(deps-dev): bump ember-cli from 3.26.1 to 3.27.0 b749360
• chore(deps): bump @babel/preset-env from 7.14.5 to 7.14.7 6949234
• chore(deps-dev): bump eslint from 7.28.0 to 7.29.0 5c0a91d
• chore(deps-dev): bump typescript from 4.3.3 to 4.3.4 7dc7384
• chore(deps-dev): bump typescript from 4.3.2 to 4.3.3 977a071
• chore(deps-dev): bump ember-template-lint from 3.4.2 to 3.5.0 e668154
• chore(deps): bump @babel/plugin-transform-typescript a829bea
• chore(deps-dev): bump ember-cli-inject-live-reload from 2.0.2 to 2.1.0 f031dd6
• chore(deps-dev): bump ember-source from 3.27.4 to 3.27.5 460e7cf
• chore(deps): bump @babel/preset-env from 7.14.4 to 7.14.5 aaa26a8
• chore(deps): bump @babel/plugin-proposal-decorators cd99c1d
• chore(deps): bump @babel/plugin-transform-typescript 995ca23
• chore(deps): bump @babel/plugin-proposal-class-properties acf4679
• chore(deps): bump @babel/plugin-proposal-optional-chaining 1103ac0
• chore(deps): bump @babel/plugin-proposal-nullish-coalescing-operator 6415695
• chore(deps-dev): bump ember-source from 3.27.3 to 3.27.4 39ab952
• chore(deps-dev): bump eslint from 7.27.0 to 7.28.0 1828a07
• chore(deps-dev): bump ember-source from 3.27.2 to 3.27.3 4cd7243
• chore(deps): bump @babel/preset-env from 7.14.2 to 7.14.4 3210baa
• chore(deps): bump @babel/plugin-transform-typescript c0dc4d5
• chore(deps-dev): bump ember-source from 3.27.1 to 3.27.2 c62a5d0

v0.6.3...v0.6.4