Update manifests.ts

- update manifest types of array

Author: dtng95

src/Umbraco.Forms.Integrations.Crm.ActiveCampaign/Client/src/property-editor/manifests.ts

@@ -2,7 +2,7 @@ import { manifest as accountManifest } from "./account/manifests";
 import { manifest as contactMappingManifest } from "./contact-mapping/manifests";
 import { manifest as customMappingManifest } from "./custom-mapping/manifests";
 
-export const manifests = [
+export const manifests: Array<UmbExtensionManifest> = [
     accountManifest,
     contactMappingManifest,
     customMappingManifest