delete services that implement the new FirebaseService interface

[Feiyang1]

The new FirebaseService interface removes the INTERNAL namespace and moves the delete() method to the top level.

[changeset-bot]

🦋 Changeset is good to go

Latest commit: 63cf805

We got this.

This PR includes changesets to release 22 packages

Name	Type
@firebase/component	Patch
@firebase/analytics	Patch
@firebase/app	Patch
@firebase/database	Patch
@firebase/firestore	Patch
@firebase/functions	Patch
@firebase/installations	Patch
@firebase/messaging	Patch
@firebase/performance	Patch
@firebase/remote-config	Patch
@firebase/storage	Patch
@firebase/app-exp	Patch
@firebase/functions-exp	Patch
firebase	Patch
firebase-exp	Patch
firebase-firestore-integration-test	Patch
@firebase/testing	Patch
firebase-browserify-test	Patch
firebase-package-typings-test	Patch
firebase-messaging-selenium-test	Patch
firebase-typescript-test	Patch
firebase-webpack-test	Patch

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[google-oss-bot]

Binary Size Report

Affected SDKs

• @firebase/component

  Type	Base (d4ca3da)	Head (1bf875e)	Diff
  browser	5.16 kB	5.29 kB	+129 B (+2.5%)
  esm2017	3.90 kB	3.98 kB	+84 B (+2.2%)
  main	5.16 kB	5.29 kB	+129 B (+2.5%)
  module	5.05 kB	5.18 kB	+132 B (+2.6%)

• firebase

  Type	Base (d4ca3da)	Head (1bf875e)	Diff
  firebase-app.js	20.0 kB	20.1 kB	+173 B (+0.9%)
  firebase-performance-standalone.es2017.js	72.1 kB	72.2 kB	+53 B (+0.1%)
  firebase-performance-standalone.js	47.4 kB	47.5 kB	+82 B (+0.2%)
  firebase.js	821 kB	821 kB	+82 B (+0.0%)

Test Logs

• Base (d4ca3da0): https://github.com/firebase/firebase-js-sdk/actions/runs/203233057
• Head (1bf875ee): https://github.com/firebase/firebase-js-sdk/actions/runs/203236471