Apply suggestions from code review

Co-authored-by: Kevin Cheung <[email protected]>

Author: sam-gc

packages/auth/src/model/public_types.ts

@@ -121,20 +121,20 @@ export type NextOrObserver<T> = NextFn<T | null> | Observer<T | null>;
  * @public
  */
 export interface AuthError extends FirebaseError {
-  /** The detailed Data of the Firebase Auth error.  */
+  /** Details about the Firebase Auth error.  */
   readonly customData: {
     /** The name of the Firebase App which triggered this error.  */
     readonly appName: string;
-    /** The email of the user's account, used for sign-in/linking. */
+    /** The email address of the user's account, used for sign-in and linking. */
     readonly email?: string;
-    /** The phone number of the user's account, used for sign-in/linking. */
+    /** The phone number of the user's account, used for sign-in and linking. */
     readonly phoneNumber?: string;
     /**
-     * The tenant ID being used for sign-in/linking.
+     * The tenant ID being used for sign-in and linking.
      *
      * @remarks
      * If you use {@link signInWithRedirect} to sign in,
-     * you have to set the tenant ID on {@link Auth} instance again as the tenant ID is not persisted
+     * you have to set the tenant ID on the {@link Auth} instance again as the tenant ID is not persisted
      * after redirection.
      */
     readonly tenantId?: string;
@@ -603,10 +603,10 @@ export interface MultiFactorAssertion {
  * @public
  */
  export interface MultiFactorError extends AuthError {
-   /** The detailed Data of the MultiFactorError. */
+   /** Details about the MultiFactorError. */
   readonly customData: AuthError['customData'] & {
     /**
-     * The type of operation (e.g., sign-in, link, or reauthenticate) during which the error was raised.
+     * The type of operation (sign-in, linking, or re-authentication) that raised the error.
      */
     readonly operationType: typeof OperationTypeMap[keyof typeof OperationTypeMap];
   }