Feat(): distributed caching (#13435)

RESOLVES CORE-1153

**What**
- This pr mainly lay the foundation the caching layer. It comes with a modules (built in memory cache) and a redis provider.
- Apply caching to few touch point to test

Co-authored-by: Carlos R. L. Rodrigues <37986729+carlos-r-l-rodrigues@users.noreply.github.com>

packages/medusa/src/modules/caching-redis.ts

@@ -0,0 +1,6 @@
+import RedisCachingProvider from "@medusajs/caching-redis"
+
+export * from "@medusajs/caching-redis"
+
+export default RedisCachingProvider
+export const discoveryPath = require.resolve("@medusajs/caching-redis")

packages/medusa/src/modules/caching.ts

@@ -0,0 +1,6 @@
+import CacheModule from "@medusajs/caching"
+
+export * from "@medusajs/caching"
+
+export default CacheModule
+export const discoveryPath = require.resolve("@medusajs/caching")