Update opts.R - remove linear kernel references

R/opts.R

@@ -404,19 +404,18 @@ backcalc_opts <- function(prior = c("reports", "none", "infections"),
 #' process. Custom settings can be supplied which override the defaults.
 #'
 #' @param ls_mean Numeric, defaults to 21 days. The mean of the lognormal
-#' length scale. Not used for linear kernel.
+#' length scale.
 #'
 #' @param ls_sd Numeric, defaults to 7 days. The standard deviation of the log
 #' normal length scale. If \code{ls_sd = 0}, inverse-gamma prior on Gaussian
 #' process length scale will be used with recommended parameters
-#' \code{inv_gamma(1.499007, 0.057277 * ls_max)}. Not used for linear kernel.
+#' \code{inv_gamma(1.499007, 0.057277 * ls_max)}.
 #'
 #' @param ls_min Numeric, defaults to 0. The minimum value of the length scale.
-#' Not used for linear kernel.
 #'
 #' @param ls_max Numeric, defaults to 60. The maximum value of the length
 #' scale. Updated in [create_gp_data()] to be the length of the input data if
-#' this is smaller. Not used for linear kernel.
+#' this is smaller.
 #'
 #' @param alpha_mean Numeric, defaults to 0. The mean of the magnitude parameter
 #' of the Gaussian process kernel. Should be approximately the expected variance