patch 9.0.0279: the tiny version has the popup menu but not 'wildmenu'

Problem:    The tiny version has the popup menu but not 'wildmenu'.
Solution:   Graduate the wildmenu feature.
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index bdcb00f..116bb2a 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -9047,13 +9047,13 @@
 				*'wildmenu'* *'wmnu'* *'nowildmenu'* *'nowmnu'*
 'wildmenu' 'wmnu'	boolean	(default off, set in |defaults.vim|)
 			global
-			{not available if compiled without the |+wildmenu|
-			feature}
 	When 'wildmenu' is on, command-line completion operates in an enhanced
 	mode.  On pressing 'wildchar' (usually <Tab>) to invoke completion,
-	the possible matches are shown just above the command line, with the
-	first match highlighted (overwriting the status line, if there is
-	one).  This is the behavior without "pum" in 'wildoptions'.
+	the possible matches are shown.
+	When 'wildoptions' contains "pum", then the completion matches are
+	shown in a popup menu.  Otherwise they are displayed just above the
+	command line, with the first match highlighted (overwriting the status
+	line, if there is one).
 	Keys that show the previous/next match, such as <Tab> or
 	CTRL-P/CTRL-N, cause the highlight to move to the appropriate match.
 	When 'wildmode' is used, "wildmenu" mode is used where "full" is
@@ -9062,8 +9062,6 @@
 	If there are more matches than can fit in the line, a ">" is shown on
 	the right and/or a "<" is shown on the left.  The status line scrolls
 	as needed.
-	When 'wildoptions' contains "pum", then the completion matches are
-	shown in a popup menu.
 	The "wildmenu" mode is abandoned when a key is hit that is not used
 	for selecting a completion.
 	While the "wildmenu" is active, not using the popup menu, the
diff --git a/runtime/doc/various.txt b/runtime/doc/various.txt
index 528901d..1ba5e04 100644
--- a/runtime/doc/various.txt
+++ b/runtime/doc/various.txt
@@ -491,7 +491,7 @@
 T  *+vreplace*		|gR| and |gr|
    *+vtp*		on MS-Windows console: support for 'termguicolors'
 T  *+wildignore*	|'wildignore'|  Always enabled since 9.0.0278
-N  *+wildmenu*		|'wildmenu'|
+T  *+wildmenu*		|'wildmenu'||  Always enabled since 9.0.0279
 T  *+windows*		more than one window; Always enabled since 8.0.1118.
 m  *+writebackup*	|'writebackup'| is default on
 m  *+xim*		X input method |xim|