feat(content): translate seeded items, locations, and reputation faction to English

Converts all German player-facing content in the API's seed files to
English per the English Game Content Foundation glossary: item
name/description, monster name, location name/description, all
local-location POI/action content, and the border-guard reputation
faction. Technical keys are unchanged.

apps/api/src/database/seeds/reputation-content.ts

@@ -16,9 +16,9 @@ export const REPUTATION_FACTIONS: SeedReputationFaction[] = [
   {
     id: BORDER_GUARD_FACTION_ID,
     key: 'border-guard',
-    name: 'Grenzwacht',
+    name: 'Border Watch',
     description:
-      'Die letzten organisierten Wächter der Aschenfelder, die verbliebene Handelsrouten und Außenposten schützen.',
+      'The last organized watch of the Ashen Fields, guarding what remains of the trade routes and outposts.',
     regionKey: 'ashen-fields',
     enabled: true,
   },