shortened long spanish text snippets so they fit in the sidebar

resources/lang/es/sidebar.php

@@ -15,12 +15,12 @@ return [
     "nav14" => "TOR-Hidden-Service",
     "nav15" => "Servicios",
     "nav16" => "Patrocinar",
-    "nav17" => "Comprar en tiendas que patrocinan a MetaGer",
+    "nav17" => "Comprar y promover",
     "nav18" => "Contacto",
     "nav19" => "Idioma",
     "nav20" => "Ayuda",
     "nav22" => "Búsqueda de citas",
-    "nav23" => "Formulario de afiliación SUMA-EV",
+    "nav23" => "Afiliarse a SUMA-EV",
     "nav24" => "Codigo fuente MetaGer",
     "nav25" => "MetaGer App",
     "navigationToggle" => "Mostrar navegación",