Remove lattice from the dependency (#5241)

yutannihilation · web-flow · commit be03c75b2210 · 2023-03-22T22:37:41.000+09:00
diff --git a/DESCRIPTION b/DESCRIPTION
@@ -52,7 +52,6 @@ Suggests:
     hexbin,
     Hmisc,
     knitr,
-    lattice,
     mapproj,
     maps,
     maptools,
