Update README regarding access-token endpoint (#2044)

Author: frederikprijck

README.md

@@ -173,7 +173,7 @@ The SDK mounts 6 routes:
 6. `/auth/backchannel-logout`: the route that will receive a `logout_token` when a configured Back-Channel Logout initiator occurs
 
 > [!IMPORTANT]  
-> The `/auth/access-token` route is enabled by default, but is only neccessary when the access token is needed in the client. If this isn't something you need, you can disable this endpoint by setting `enableAccessTokenEndpoint` to `false`.
+> The `/auth/access-token` route is enabled by default, but is only neccessary when the access token is needed on the client-side. If this isn't something you need, you can disable this endpoint by setting `enableAccessTokenEndpoint` to `false`.
 
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