Updated outdated documentation.

Author: kenmawer

R/slide.R

@@ -22,7 +22,7 @@
 #' @param n Number of time steps to use in the running window. For example, if
 #'   `n = 7`, one time step is one day, and the alignment is "right", then to
 #'   produce a value on January 7 we apply the given function or formula to data
-#'   in between January 1 and 7. Default is 7.
+#'   in between January 1 and 7.
 #' @param ref_time_values Time values for sliding computations, meaning, each
 #'   element of this vector serves as the reference time point for one sliding
 #'   window. If missing, then this will be set to all unique time values in the