chore: convert push notifications code to typescript (#30108)

...eor/app/push-notifications/server/lib/PushNotification.ts

apps/meteor/app/push/server/apn.ts

apps/meteor/app/push/server/definition.ts

apps/meteor/app/push/server/gcm.ts

apps/meteor/app/push/server/methods.ts

apps/meteor/app/push/server/push.ts

apps/meteor/package.json

apps/meteor/server/lib/pushConfig.ts

packages/core-typings/src/AppsTokens.ts

packages/core-typings/src/IPushNotificationConfig.ts

packages/core-typings/src/utils.ts

packages/tools/src/index.ts

packages/tools/src/pick.ts

yarn.lock