Roll back R version dependency to allow checks to run

Author: HorridTom

DESCRIPTION

@@ -35,6 +35,6 @@ LazyData: true
 Roxygen: list(markdown = TRUE)
 RoxygenNote: 7.3.2
 Depends: 
-    R (>= 4.3.0)
+    R (>= 4.1.0)
 VignetteBuilder: knitr
 URL: https://horridtom.github.io/autospc/