fix:remove unwanted code

Signed-off-by: Amitkanswal <amit.kanswal@contentstack.com>

Author: amit-kanswal-cs

src/sdk/entry.ts

@@ -40,8 +40,6 @@ ContentstackLivePreview.init({
 // eslint-disable-next-line @typescript-eslint/ban-ts-comment
 //@ts-ignore
 stackSdk:Stack,
-
-// enable: REACT_APP_CONTENTSTACK_LIVE_PREVIEW === "true"
 })?.catch((error) => console.error(error));