runtime(doc): Correct typo in usr_30.txt regarding softtabstop

Fix typo in explanation of softtabstop and shiftwidth.

closes: #18823

Signed-off-by: Shin Rag <62047911+aquanjsw@users.noreply.github.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>

diff --git a/runtime/doc/usr_30.txt b/runtime/doc/usr_30.txt
index 1ab4fb269477d6283c0f0cf9d0464c9d36c1603d..fc209041bc3e04399ae3a955277a23e2f0474e94 100644 (file)
--- a/runtime/doc/usr_30.txt
+++ b/runtime/doc/usr_30.txt
@@ -1,4 +1,4 @@
-*usr_30.txt*   For Vim version 9.1.  Last change: 2025 Nov 09
+*usr_30.txt*   For Vim version 9.1.  Last change: 2025 Nov 28
 
 
                     VIM USER MANUAL    by Bram Moolenaar
@@ -544,7 +544,7 @@ reach the nearest soft tab stop.  The following example uses
        <Tab><Tab>a<Tab><BS>    ------->a
 
   To maintain global coherence, one can `:set softtabstop=-1` so that
-the value of 'shiftwidth' is use for the number of columns between two soft
+the value of 'shiftwidth' is used for the number of columns between two soft
 tab stops.
 
   If you prefer to have different values for 'shiftwidth' and 'softtabstop',