CCM-11026: fix typecheck config error

Author: harrim91

lambdas/event-publisher/tsconfig.json

@@ -2,8 +2,8 @@
   "compilerOptions": {
     "baseUrl": ".",
     "paths": {
-      "@nhsdigital/nhs-notify-event-schemas-template-management$": [
-        "../../packages/event-schemas/src"
+      "@nhsdigital/nhs-notify-event-schemas-template-management": [
+        "../../packages/event-schemas/src/index.ts"
       ]
     },
     "resolveJsonModule": true