Update MIGRATION-GUIDE.md

Co-authored-by: lenasano <114319916+lenasano@users.noreply.github.com>

Author: EmilianoSanchez

MIGRATION-GUIDE.md

@@ -35,7 +35,7 @@ const factory: SplitIO.IBrowserSDK = SplitFactory(config);
 
 In order to simplify the SDK API, the `LocalhostFromObject` export was removed from the default import (`import { LocalhostFromObject } from '@splitsoftware/splitio-browserjs'`), and it is no longer necessary to manually pass it to the `sync.localhostMode` configuration option to enable localhost mode.
 
-If you were using the `LocalhostFromObject` export, simple remove it from your code. For example, replace:
+If you were using the `LocalhostFromObject` export, you should remove it from your code. For example, replace:
 
 ```js
 import { SplitFactory, LocalhostFromObject } from '@splitsoftware/splitio-browserjs';