fix: export missing symbols from env vars and version client (#756)

Closes #751

Author: B4nan

src/index.ts

@@ -1,6 +1,10 @@
 export * from './apify_client';
 export * from './resource_clients/actor';
 export * from './resource_clients/actor_collection';
+export * from './resource_clients/actor_env_var';
+export * from './resource_clients/actor_env_var_collection';
+export * from './resource_clients/actor_version';
+export * from './resource_clients/actor_version_collection';
 export * from './resource_clients/build';
 export * from './resource_clients/build_collection';
 export * from './resource_clients/dataset';
@@ -14,14 +18,14 @@ export * from './resource_clients/run';
 export * from './resource_clients/run_collection';
 export * from './resource_clients/schedule';
 export * from './resource_clients/schedule_collection';
+export * from './resource_clients/store_collection';
 export * from './resource_clients/task';
 export * from './resource_clients/task_collection';
 export * from './resource_clients/user';
 export * from './resource_clients/webhook';
 export * from './resource_clients/webhook_collection';
 export * from './resource_clients/webhook_dispatch';
 export * from './resource_clients/webhook_dispatch_collection';
-export * from './resource_clients/store_collection';
-export { ApifyApiError } from './apify_api_error';
+export * from './apify_api_error';
 export { InvalidResponseBodyError } from './interceptors';
 export type { PaginatedList, Dictionary } from './utils';