fix(overmind): fix dynamic module identification

Author: christianalfoni

packages/node_modules/overmind/src/index.ts

@@ -482,7 +482,9 @@ export default class App<
   private mutateModuleFunctionsIntoModules(config: Configuration) {
     if (config.modules) {
       Object.keys(config.modules).forEach((key) => {
-        config.modules[key] = (config.modules[key] as any)(key)
+        if (typeof config.modules[key] === 'function') {
+          config.modules[key] = (config.modules[key] as any)(key)
+        }
       })
     }
   }