runtime(doc): Fix option markup at :help 'pumborder'

Remove the redundant helpHyperTextJump markup around options.  Options
are never wrapped as jumps.

See :help help-writing (TAGS section)

closes: #18619

Signed-off-by: Doug Kearns <[email protected]>
Signed-off-by: Christian Brabandt <[email protected]>

Author: dkearns

runtime/doc/options.txt

@@ -1,4 +1,4 @@
-*options.txt*	For Vim version 9.1.  Last change: 2025 Oct 14
+*options.txt*	For Vim version 9.1.  Last change: 2025 Oct 25
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -6865,8 +6865,8 @@ A jump table for the options with a short description can be found at |Q_op|.
 		:set pumborder=custom:─;│;─;│;┌;┐;┘;└,shadow
 <
 	Border styles using box-drawing characters ("single", "double",
-	"round") are only available when |'encoding'| is "utf-8" and
-	|'ambiwidth'| is "single".  "margin" requires a border style.
+	"round") are only available when 'encoding' is "utf-8" and 'ambiwidth'
+	is "single".  "margin" requires a border style.
 	See also: |ins-completion-menu|.
 
 						*'pumheight'* *'ph'*