chore: Enter pre-release mode and version packages

packages/medusa-interfaces/package.json

@@ -1,6 +1,6 @@
 {
   "name": "medusa-interfaces",
-  "version": "1.3.6",
+  "version": "1.3.7-rc.0",
   "description": "Core interfaces for Medusa",
   "main": "dist/index.js",
   "repository": {
@@ -31,8 +31,8 @@
     "@babel/runtime": "^7.9.6",
     "cross-env": "^5.2.1",
     "jest": "^25.5.4",
-    "medusa-core-utils": "^1.1.39",
-    "medusa-test-utils": "^1.1.37",
+    "medusa-core-utils": "^1.2.0-rc.0",
+    "medusa-test-utils": "^1.1.40-rc.0",
     "typescript": "^4.4.4"
   },
   "gitHead": "cd1f5afa5aa8c0b15ea957008ee19f1d695cbd2e"