forms: Fix accounts listed in password_reset email to active accounts.

Previously we were listing both accounts, active as well as non-active.
Fixes: #10130.

templates/zerver/emails/password_reset.source.html

@@ -7,19 +7,19 @@
         on {{ realm_uri }}, but you do not have an
         active account in {{ realm_uri }}.
 
-        {% if accounts %}
-            {% if multiple_accounts %}
+        {% if active_accounts %}
+            {% if multiple_active_accounts %}
             However, you do have active accounts in the following
             organizations.
             <ul>
-                {% for account in accounts %}
-                <li>{{ account.realm.uri }}</li>
+                {% for active_account in active_accounts %}
+                <li>{{ active_accounts.realm.uri }}</li>
                 {% endfor %}
             </ul>
             You can try logging in or resetting your password in the organization
             you want.
             {% else %}
-            However, you do have an active account in the {{ accounts[0].realm.uri }}
+            However, you do have an active account in the {{ active_accounts[0].realm.uri }}
             organization; you can try logging in or resetting your password there.
             {% endif %}
         {% endif %}