chore: goff test env correction (#672)

Signed-off-by: Todd Baert <[email protected]>

Author: toddbaert

libs/providers/go-feature-flag/jest.config.ts

@@ -12,4 +12,5 @@ export default {
   },
   moduleFileExtensions: ['ts', 'js', 'html'],
   coverageDirectory: '../../../coverage/libs/providers/go-feature-flag',
+  testEnvironment: 'node',
 };

libs/providers/go-feature-flag/src/lib/data-collector-hook.ts

@@ -16,7 +16,7 @@ export class GoFeatureFlagDataCollectorHook implements Hook {
   // bgSchedulerId contains the id of the setInterval that is running.
   // eslint-disable-next-line @typescript-eslint/ban-ts-comment
   // @ts-ignore
-  private bgScheduler?: NodeJS.Timer;
+  private bgScheduler?: ReturnType<setInterval>;
 
   // dataCollectorBuffer contains all the FeatureEvents that we need to send to the relay-proxy for data collection.
   private dataCollectorBuffer?: FeatureEvent<any>[];