docs: update Limitations section to reflect shaded JAR deprecation (#3095)

* docs: update Limitations section to reflect shaded JAR deprecation

* Polishing

---------

Co-authored-by: Tihomir Mateev <[email protected]>

Author: minwoo1999

docs/advanced-usage.md

@@ -909,6 +909,12 @@ Lettuce because of two reasons:
 2.  Support for using epoll/kqueue with shaded netty requires netty 4.1
     and all parts of netty to be shaded.
 
+!!! NOTE
+    The limitations regarding shaded JAR files are applicable only to 
+    Lettuce versions prior to 5.0.1. Since version 5.0.1, Lettuce no
+    longer releases shaded JAR files, and these limitations are no
+    longer relevant for newer versions.
+
 See also Netty [documentation on native
 transports](http://netty.io/wiki/native-transports.html).