update DESCRIPTION

Author: romainfrancois

DESCRIPTION

@@ -4,7 +4,9 @@ Version: 2024.1.1
 Authors@R: 
     person("Romain", "François", email = "romain@tada.science", role = c("aut", "cre"),
            comment = c(ORCID = "0000-0002-2444-4226"))
-Description: The react package ships reactivity helper for 'shiny'.
+Description: Reactivity helper for 'shiny'. The 'react' object offers
+    an alternative way to call reactive expressions to better identify them
+    in the server code. 
 License: MIT + file LICENSE
 Encoding: UTF-8
 Roxygen: list(markdown = TRUE)