fix: correct typos

scripts/main.R

@@ -181,8 +181,8 @@ set_pix_med[[1L]] %>%
 lines(predict(eh), col = "red")
 
 # rotated pixset
-pixset %>%
-  imager::imrotate(theta * 180L / pi, ehull$loc[1L], ehull$loc[2L], 1L) %>%
+set_pix_med[[1L]] %>%
+  imager::imrotate(theta * 180L / pi, eh$loc[1L], eh$loc[2L], 1L) %>%
   plot(main = "rotated", xlim = c(800L, 950L), ylim = c(150L, 1L))