Fixes a bug in the Scan Iterator section. (#1694)

Author: SuzeShardlow

README.md

@@ -181,9 +181,9 @@ for await (const key of client.scanIterator()) {
 This works with `HSCAN`, `SSCAN`, and `ZSCAN` too:
 
 ```typescript
-for await (const member of client.hScanIterator('hash')) {}
-for await (const { field, value } of client.sScanIterator('set')) {}
-for await (const { member, score } of client.zScanIterator('sorted-set')) {}
+for await (const { field, value } of client.hScanIterator('hash')) {}
+for await (const member of client.sScanIterator('set')) {}
+for await (const { score, member } of client.zScanIterator('sorted-set')) {}
 ```
 
 You can override the default options by providing a configuration object: