patch 9.1.0476: Cannot see matched text in popup menu

Problem:  Cannot see matched text in popup menu
Solution: Introduce 2 new highlighting groups: PmenuMatch and
          PmenuMatchSel (glepnir)

ping @habamax, @neutaaaaan @romainl because vim/colorschemes may need
some updates, @lifepillar for updating vim-colortemplate

closes: #14694

Signed-off-by: glepnir <glephunter@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index 655fd6c..6849bc3 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -1,4 +1,4 @@
-*options.txt*	For Vim version 9.1.  Last change: 2024 Jun 05
+*options.txt*	For Vim version 9.1.  Last change: 2024 Jun 11
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -4275,6 +4275,7 @@
 				     T:DiffText,>:SignColumn,-:Conceal,
 				     B:SpellBad,P:SpellCap,R:SpellRare,
 				     L:SpellLocal,+:Pmenu,=:PmenuSel,
+				     k:PmenuMatch,<:PmenuMatchSel,
 				     [:PmenuKind,]:PmenuKindSel,
 				     {:PmenuExtra,}:PmenuExtraSel,
 				     x:PmenuSbar,X:PmenuThumb,*:TabLine,
@@ -4341,6 +4342,8 @@
 	|hl-PmenuExtraSel| }  popup menu "extra" selected line
 	|hl-PmenuSbar|	 x  popup menu scrollbar
 	|hl-PmenuThumb|	 X  popup menu scrollbar thumb
+	|hl-PmenuMatch|	 k  popup menu matched text
+	|hl-PmenuMatchSel| <  popup menu matched text in selected line
 
 	The display modes are:
 		r	reverse		(termcap entry "mr" and "me")
diff --git a/runtime/doc/syntax.txt b/runtime/doc/syntax.txt
index b6b3d8e..9d8af85 100644
--- a/runtime/doc/syntax.txt
+++ b/runtime/doc/syntax.txt
@@ -1,4 +1,4 @@
-*syntax.txt*	For Vim version 9.1.  Last change: 2024 Jun 09
+*syntax.txt*	For Vim version 9.1.  Last change: 2024 Jun 11
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -5681,6 +5681,11 @@
 PmenuSbar	Popup menu: Scrollbar.
 							*hl-PmenuThumb*
 PmenuThumb	Popup menu: Thumb of the scrollbar.
+							*hl-PmenuMatch*
+PmenuMatch	Popup menu: Matched text in normal item
+							*hl-PmenuMatchSel*
+PmenuMatchSel	Popup menu: Matched text in selected item
+
 							*hl-PopupNotification*
 PopupNotification
 		Popup window created with |popup_notification()|.  If not
diff --git a/runtime/doc/tags b/runtime/doc/tags
index 96be83a..3085ccc 100644
--- a/runtime/doc/tags
+++ b/runtime/doc/tags
@@ -8090,6 +8090,8 @@
 hl-PmenuExtraSel	syntax.txt	/*hl-PmenuExtraSel*
 hl-PmenuKind	syntax.txt	/*hl-PmenuKind*
 hl-PmenuKindSel	syntax.txt	/*hl-PmenuKindSel*
+hl-PmenuMatch	syntax.txt	/*hl-PmenuMatch*
+hl-PmenuMatchSel	syntax.txt	/*hl-PmenuMatchSel*
 hl-PmenuSbar	syntax.txt	/*hl-PmenuSbar*
 hl-PmenuSel	syntax.txt	/*hl-PmenuSel*
 hl-PmenuThumb	syntax.txt	/*hl-PmenuThumb*
diff --git a/runtime/doc/version9.txt b/runtime/doc/version9.txt
index 6edb889..28dd7a3 100644
--- a/runtime/doc/version9.txt
+++ b/runtime/doc/version9.txt
@@ -1,4 +1,4 @@
-*version9.txt*  For Vim version 9.1.  Last change: 2024 Jun 05
+*version9.txt*  For Vim version 9.1.  Last change: 2024 Jun 10
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -41596,6 +41596,9 @@
 Highlighting: ~
 
 |hl-MsgArea|		highlighting of the Command-line and messages area
+|hl-PmenuMatch|		Popup menu: highlighting of matched text
+|hl-PmenuMatchSel|     	Popup menu: highlighting of matched text in selected
+			line
 
 Commands: ~