Update menu names and icons

Closes #4

aleksis/apps/tezor/menus.py

@@ -3,19 +3,19 @@ from django.utils.translation import gettext_lazy as _
 MENUS = {
     "NAV_MENU_CORE": [
         {
-            "name": _("Payments"),
+            "name": _("Payments and Money"),
             "url": "#",
             "root": True,
-            "icon": "price_check",
+            "svg_icon": "mdi:piggy_bank",
             "validators": [
                 "menu_generator.validators.is_authenticated",
                 "aleksis.core.util.core_helpers.has_person",
             ],
             "submenu": [
                 {
-                    "name": _("Clients"),
+                    "name": _("Manage clients"),
                     "url": "clients",
-                    "icon": "account_balance",
+                    "svg_icon": "mdi:domain",
                     "validators": [
                         (
                             "aleksis.core.util.predicates.permission_validator",