feat: restructure events payload (#8143)

* refactor: restructure events payload

Breaking change: This PR changes the event payload accepted by the event
listeners

* refactor: fix failing tests and implement feedback

* add integration tests

* fix timeout

---------

Co-authored-by: Adrien de Peretti <adrien.deperetti@gmail.com>

integration-tests/modules/package.json

@@ -7,7 +7,7 @@
   "scripts": {
     "test:integration": "jest --silent=false --no-cache --maxWorkers=50% --bail --detectOpenHandles --forceExit --logHeapUsage",
     "test:integration:chunk": "jest --silent --no-cache --bail --maxWorkers=50% --forceExit --testPathPattern=$(echo $CHUNKS | jq -r \".[${CHUNK}] | .[]\")",
-    "build": "tsc ./src/* --allowJs --outDir ./dist"
+    "build": "tsc --allowJs --outDir ./dist"
   },
   "dependencies": {
     "@medusajs/api-key": "workspace:^",