chore: add discord badge, update includes-labels

Signed-off-by: Jef LeCompte <jeffreylec@gmail.com>

src/store/index.ts

@@ -1,2 +1,2 @@
 export * from './lookup';
-export * from './out-of-stock';
+export * from './includes-labels';

src/store/lookup.ts

@@ -4,7 +4,7 @@ import {Logger} from '../logger';
 import open from 'open';
 import {Store} from './model';
 import {sendNotification} from '../notification';
-import {includesLabels} from './out-of-stock';
+import {includesLabels} from './includes-labels';
 
 /**
  * Returns true if the brand should be checked for stock