chore: fix code comment typo (#5689)

Salakar · web-flow · commit da5a9a66b129 · 2020-05-27T10:11:54.000-07:00
diff --git a/FirebaseCore/Sources/FIRApp.m b/FirebaseCore/Sources/FIRApp.m
@@ -166,7 +166,7 @@ + (void)configureWithName:(NSString *)name options:(FIROptions *)options {
 
   if ([name isEqualToString:kFIRDefaultAppName]) {
     if (sDefaultApp) {
-      // The default app already exixts. Handle duplicate `configure` calls and return.
+      // The default app already exists. Handle duplicate `configure` calls and return.
       [self appWasConfiguredTwice:sDefaultApp usingOptions:options];
       return;
     }

Original file line number	Diff line number	Diff line change
`@@ -166,7 +166,7 @@ + (void)configureWithName:(NSString )name options:(FIROptions )options {`
`166`	`166`
`167`	`167`	`if ([name isEqualToString:kFIRDefaultAppName]) {`
`168`	`168`	`if (sDefaultApp) {`
`169`		- // The default app already exixts. Handle duplicate `configure` calls and return.
	`169`	+ // The default app already exists. Handle duplicate `configure` calls and return.
`170`	`170`	`[self appWasConfiguredTwice:sDefaultApp usingOptions:options];`
`171`	`171`	`return;`
`172`	`172`	`}`