Documentation/process: submitting-patches: fix typo in "were do"

Fixes a typo in submitting-patches.rst:
"were do" -> "where do"

Signed-off-by: Yash Suthar <yashsuthar983@gmail.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Message-ID: <20250920190856.7394-1-yashsuthar983@gmail.com>

Author: YashSuthar983

Documentation/process/submitting-patches.rst

@@ -343,7 +343,7 @@ https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
 As is frequently quoted on the mailing list::
 
   A: http://en.wikipedia.org/wiki/Top_post
-  Q: Were do I find info about this thing called top-posting?
+  Q: Where do I find info about this thing called top-posting?
   A: Because it messes up the order in which people normally read text.
   Q: Why is top-posting such a bad thing?
   A: Top-posting.