Remove curl from imports

Change-Id: Id7ac4d780f927c50bc741cd8022cf1bee8f8055c
diff --git a/DESCRIPTION b/DESCRIPTION
index b3d1cfd..8c47263 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -37,7 +37,6 @@
     dplyr,
     purrr,
     lubridate,
-    curl,
     highcharter,
     jsonlite,
     keyring,