prepare for CRAN resubmit

Author: rvalavi

DESCRIPTION

@@ -2,7 +2,7 @@ Package: blockCV
 Type: Package
 Title: Spatial and Environmental Blocking for K-Fold and LOO Cross-Validation
 Version: 3.2-0
-Date: 2025-08-15
+Date: 2025-08-19
 Authors@R: c(person("Roozbeh", "Valavi", role = c("aut", "cre"),
                     email = "valavi.r@gmail.com", comment = c(ORCID = "0000-0003-2495-5277")),
              person("Jane", "Elith", role = "aut",