Byt namn till Lilla Mellan Stora

Updated subscription plan names in PlansSection to simpler Swedish terms: Lilla, Mellan, and Stora, reflecting 3 kg, 5 kg, and 10 kg per week respectively.

X-Lovable-Edit-ID: edt-ad06d275-73bd-4f87-a50e-6370a7e12bbb

src/components/PlansSection.tsx

@@ -2,7 +2,7 @@ import { Check } from "lucide-react";
 
 const plans = [
   {
-    name: "Fika",
+    name: "Lilla",
     kgPerWeek: "3 kg",
     priceMonthExclVat: "5 400",
     features: [
@@ -13,7 +13,7 @@ const plans = [
     featured: false,
   },
   {
-    name: "Kontor",
+    name: "Mellan",
     kgPerWeek: "5 kg",
     priceMonthExclVat: "9 000",
     features: [
@@ -24,7 +24,7 @@ const plans = [
     featured: true,
   },
   {
-    name: "Företag",
+    name: "Stora",
     kgPerWeek: "10 kg",
     priceMonthExclVat: "18 000",
     features: [