add {arrow} to suggests

Author: rafapereirabr

r-package/DESCRIPTION

@@ -38,6 +38,7 @@ Imports:
       sf (>= 0.9-3),
       utils
 Suggests:
+    arrow (>= 15.0.1),
     censobr (>= 0.3.2),
     covr,
     dplyr (>= 0.8-3),

r-package/vignettes/intro_to_geobr.Rmd

@@ -216,10 +216,10 @@ First, we need to download households data from the Brazilian census using the `
 
 ```{r}
 library(censobr)
+library(arrow)
 
 hs <- read_households(year = 2010, 
-                      showProgress = FALSE,
-                      cache = FALSE)
+                      showProgress = FALSE)
 
 ```