Add function introduction dates

Author: rich-iannone

R/format_data.R

@@ -1393,7 +1393,7 @@ fmt_engineering <- function(
 #' 3-5
 #'
 #' @section Function Introduced:
-#' **In development**
+#' `v1.2.0` (December 16, 2025)
 #'
 #' @seealso The vector-formatting version of this function:
 #'   [vec_fmt_number_si()].

R/format_vec.R

@@ -780,7 +780,7 @@ vec_fmt_engineering <- function(
 #' 15-5
 #'
 #' @section Function Introduced:
-#' *In Development*
+#' `v1.2.0` (December 16, 2025)
 #'
 #' @seealso The variant function intended for formatting **gt** table data:
 #'   [fmt_number_si()].

R/summary_columns.R

@@ -161,7 +161,7 @@
 #' 6-4
 #'
 #' @section Function Introduced:
-#' *In Development*
+#' `v1.2.0` (December 16, 2025)
 #'
 #' @export
 summary_columns <- function(