refactor: fix code format

Author: darrachequesne

lib/index.ts

@@ -920,7 +920,10 @@ export class RedisAdapter extends Adapter {
    */
 
   private getNumSub(): Promise<number> {
-    if (this.pubClient.constructor.name === "Cluster" || this.pubClient.isCluster) {
+    if (
+      this.pubClient.constructor.name === "Cluster" ||
+      this.pubClient.isCluster
+    ) {
       // Cluster
       const nodes = this.pubClient.nodes();
       return Promise.all(