Added changset and test comment updates.

Author: DellaBitta

.changeset/lemon-candles-vanish.md

@@ -0,0 +1,8 @@
+---
+'@firebase/auth': patch
+'firebase': patch
+---
+
+Fixed: invoking `connectAuthEmulator` mulitiple times with the same parameters will no longer cause
+an error. Fixes [GitHub Issue #6824](https://github.com/firebase/firebase-js-sdk/issues/6824).
+

packages/auth/src/core/auth/emulator.test.ts

@@ -84,7 +84,7 @@ describe('core/auth/emulator', () => {
         .throw;
     });
 
-    it('fails with differeing config if a network request has already been made', async () => {
+    it('fails with alternate config if a network request has already been made', async () => {
       expect(() => connectAuthEmulator(auth, 'http://127.0.0.1:2020')).to.not
         .throw;
       await user.delete();
@@ -95,11 +95,11 @@ describe('core/auth/emulator', () => {
     });
 
     it('subsequent calls update the endpoint appropriately', async () => {
-      connectAuthEmulator(auth, 'http://127.0.0.2:2020');
+      connectAuthEmulator(auth, 'http://127.0.0.1:2021');
       expect(auth.emulatorConfig).to.eql({
         protocol: 'http',
-        host: '127.0.0.2',
-        port: 2020,
+        host: '127.0.0.1',
+        port: 2021,
         options: { disableWarnings: false }
       });
       connectAuthEmulator(auth, 'http://127.0.0.1:2020');