Merge pull request #2355 from h-east/update-diff

Update diff.{txt,jax}

Author: h-east

doc/diff.jax

@@ -1,4 +1,4 @@
-*diff.txt*      For Vim バージョン 9.1.  Last change: 2025 Oct 12
+*diff.txt*      For Vim バージョン 9.1.  Last change: 2025 Oct 14
 
 
 		VIMリファレンスマニュアル    by Bram Moolenaar

en/diff.txt

@@ -1,4 +1,4 @@
-*diff.txt*      For Vim version 9.1.  Last change: 2025 Oct 12
+*diff.txt*      For Vim version 9.1.  Last change: 2025 Oct 14
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -139,7 +139,7 @@ file for a moment and come back to the same file and be in diff mode again.
 		buffers.
 
 The `:diffoff` command resets the relevant options to the values they had when
-using `:diffsplit`, `:diffpatch`, `:diffthis`. or starting Vim in diff mode.
+using `:diffsplit`, `:diffpatch`, `:diffthis`, or starting Vim in diff mode.
 When using `:diffoff` twice the last saved values are restored.
 Otherwise they are set to their default value: