chore(appengine): publish appengine@0.0.21

0b1e297 chore(modules): Reformat package.json with prettier (#8679)
a220af5 Revert "chore(package): amazon@0.0.274 appengine@0.0.21 azure@0.0.259 cloudfoundry@0.0.105 core@0.0.522 docker@0.0.64 ecs@0.0.267 google@0.0.25 huaweicloud@0.0.7 kubernetes@0.0.53 oracle@0.0.14 tencentcloud@0.0.10 titus@0.0.149" (#8678)
dad138d chore(appengine): publish appengine@0.0.21
d5ae512 chore(PromiseLike): Migrate code from IPromise types to PromiseLike
e622a53 feat(typescript): Add a new `app/types` typeRoot to all the tsconfig.json files providing `PromiseLike` and *.svg imports
8b3c134 chore(package): In packages, do not use webpack to typecheck (#8670)
231f781 chore(package): use node_modules/.bin/* in module scripts, add 'build' script (the old 'lib' script) (#8668)

app/scripts/modules/appengine/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@spinnaker/appengine",
   "license": "Apache-2.0",
-  "version": "0.0.20",
+  "version": "0.0.21",
   "main": "lib/lib.js",
   "typings": "lib/index.d.ts",
   "scripts": {