feat(utils,modules-sdk): Remote query object to string array (#5216)

**What**
- transform remote query object back to string array
- get all fields and fields from given relations from a GraphQL schema

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

packages/modules-sdk/package.json

@@ -24,6 +24,8 @@
     "typescript": "^5.1.6"
   },
   "dependencies": {
+    "@graphql-tools/merge": "^9.0.0",
+    "@graphql-tools/schema": "^10.0.0",
     "@medusajs/orchestration": "^0.4.1",
     "@medusajs/types": "^1.11.2",
     "@medusajs/utils": "^1.10.2",