style(Utils): review typo in '.onAttach' message

R/Utils.R

@@ -8,7 +8,7 @@
   }
   if (.Platform$GUI == "RStudio") {
     base::packageStartupMessage("\n---------------------------\n")
-    base::packageStartupMessage("The Shiny graphical user interface launched by the 'ShinyGR' function is sometimes unstable on latest versions of Rstudio")
+    base::packageStartupMessage("The Shiny graphical user interface launched by the 'ShinyGR' function is sometimes unstable on latest versions of RStudio")
     base::packageStartupMessage("It is better to launch the GUI from the Rgui or from R into a terminal")
     base::packageStartupMessage("\n---------------------------\n")
   }