💚 [#3049] Address missing coverage

* dev-settings coverage is not relevant
* admin-index menu check is obsolete due to the hidden navbar at the
  template level

src/openforms/conf/dev.py

@@ -154,7 +154,7 @@
 CSP_EXCLUDE_URL_PREFIXES += ("/dev/",)
 
 # None of the authentication backends require two-factor authentication.
-if config("DISABLE_2FA", default=True):
+if config("DISABLE_2FA", default=True):  # pragma: no cover
     MAYKIN_2FA_ALLOW_MFA_BYPASS_BACKENDS = AUTHENTICATION_BACKENDS
 
 # THOU SHALT NOT USE NAIVE DATETIMES

src/openforms/utils/django_two_factor_auth.py

@@ -5,10 +5,5 @@
 
 def should_display_dropdown_menu(request) -> bool:
     default = default_should_display_dropdown_menu(request)
-
-    # never display the dropdown in two-factor admin views
-    if request.resolver_match.view_name.startswith("maykin_2fa:"):
-        return False
-
     # do not display the dropdown until the user is verified.
     return default and request.user.is_verified()