Fix typo

Author: krlmlr

DESCRIPTION

@@ -20,8 +20,7 @@ Authors@R:
              email = "jenny@rstudio.com"),
       person(given = "RStudio",
              role = "cph"))
-Description: Provides a 'tbl_df' class (the 'tibble') that
-    provides stricter checking and better formatting than the traditional
+Description: Provides a 'tbl_df' class (the 'tibble') with stricter checking and better formatting than the traditional
     data frame.
 License: MIT + file LICENSE
 URL: https://tibble.tidyverse.org/,