Fix typos.

Author: micahstairs

src/main/java/com/google/firebase/auth/FirebaseUserManager.java

@@ -227,6 +227,7 @@ UserImportResult importUsers(UserImportRequest request) throws FirebaseAuthExcep
     return new UserImportResult(request.getUsersCount(), response);
   }
 
+  // TODO(micahstairs): Write unit tests for this method.
   ListTenantsResponse listTenants(int maxResults, String pageToken) throws FirebaseAuthException {
     ImmutableMap.Builder<String, Object> builder = ImmutableMap.<String, Object>builder()
         .put("maxResults", maxResults);

src/main/java/com/google/firebase/auth/ListTenantsPage.java

@@ -113,7 +113,7 @@ public Iterable<Tenant> iterateAll() {
   }
 
   /**
-   * Returns an {@code Iterable} over the users in this page.
+   * Returns an {@code Iterable} over the tenants in this page.
    *
    * @return a {@code Iterable<Tenant>} instance.
    */

src/main/java/com/google/firebase/auth/Tenant.java

@@ -89,8 +89,8 @@ public static Builder newBuilder() {
     }
 
     /**
-    * Builder class used to construct a create request.
-    */
+     * Builder class used to construct a create request.
+     */
     @AutoValue.Builder
     abstract static class Builder {
       public abstract Builder setDisplayName(String displayName);
@@ -138,8 +138,8 @@ public static Builder newBuilder() {
     }
 
     /**
-    * Builder class used to construct a update request.
-    */
+     * Builder class used to construct a update request.
+     */
     @AutoValue.Builder
     abstract static class Builder {
       public abstract Builder setDisplayName(String displayName);

src/test/java/com/google/firebase/auth/ListTenantsPageTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 202 Google LLC
+ * Copyright 2020 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.