Bump development version

So I can depend on these patches on my Remotes:

Author: zeehio

DESCRIPTION

@@ -1,7 +1,7 @@
 Type: Package
 Package: farver
 Title: High Performance Colour Space Manipulation
-Version: 2.1.1.9000
+Version: 2.1.1.9001
 Authors@R: c(
     person("Thomas Lin", "Pedersen", , "thomasp85@gmail.com", role = c("cre", "aut"),
            comment = c(ORCID = "0000-0002-5147-4711")),