feat: Add currency module and remove currency models from region and pricing modules (#6536)

What:
- Creates a new currency module
- Removes currency model from the pricing module
- Removes currency model from region module

yarn.lock

@@ -8082,6 +8082,33 @@ __metadata:
   languageName: unknown
   linkType: soft
 
+"@medusajs/currency@workspace:^, @medusajs/currency@workspace:packages/currency":
+  version: 0.0.0-use.local
+  resolution: "@medusajs/currency@workspace:packages/currency"
+  dependencies:
+    "@medusajs/modules-sdk": ^1.12.4
+    "@medusajs/types": ^1.11.8
+    "@medusajs/utils": ^1.11.1
+    "@mikro-orm/cli": 5.9.7
+    "@mikro-orm/core": 5.9.7
+    "@mikro-orm/migrations": 5.9.7
+    "@mikro-orm/postgresql": 5.9.7
+    awilix: ^8.0.0
+    cross-env: ^5.2.1
+    dotenv: ^16.1.4
+    jest: ^29.6.3
+    knex: 2.4.2
+    medusa-test-utils: "workspace:^"
+    rimraf: ^3.0.2
+    ts-jest: ^29.1.1
+    ts-node: ^10.9.1
+    tsc-alias: ^1.8.6
+    typescript: ^5.1.6
+  bin:
+    medusa-currency-seed: dist/scripts/bin/run-seed.js
+  languageName: unknown
+  linkType: soft
+
 "@medusajs/customer@workspace:^, @medusajs/customer@workspace:packages/customer":
   version: 0.0.0-use.local
   resolution: "@medusajs/customer@workspace:packages/customer"
@@ -31738,6 +31765,7 @@ __metadata:
     "@medusajs/api-key": "workspace:^"
     "@medusajs/auth": "workspace:*"
     "@medusajs/cache-inmemory": "workspace:*"
+    "@medusajs/currency": "workspace:^"
     "@medusajs/customer": "workspace:^"
     "@medusajs/event-bus-local": "workspace:*"
     "@medusajs/inventory": "workspace:^"