make NEWS.md release date match CRAN

sfirke · sfirke · commit 1635ac75154e · 2021-01-07T09:47:23.000-05:00
diff --git a/NEWS.md b/NEWS.md
@@ -1,4 +1,4 @@
-# janitor 2.1.0 (2021-01-04)
+# janitor 2.1.0 (2021-01-05)
 
 ## New features
 
