doc: fix misspellings with 'codespell' tool

Signed-off-by: Anatol Pomozov <anatol.pomozov@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/Documentation/fb/cirrusfb.txt b/Documentation/fb/cirrusfb.txt
index f943684..f75950d 100644
--- a/Documentation/fb/cirrusfb.txt
+++ b/Documentation/fb/cirrusfb.txt
@@ -55,7 +55,7 @@
 * Overhaul color register routines.
 * Associated with the above, console colors are now obtained from a LUT
   called 'palette' instead of from the VGA registers.  This code was
-  modeled after that in atyfb and matroxfb.
+  modelled after that in atyfb and matroxfb.
 * Code cleanup, add comments.
 * Overhaul SR07 handling.
 * Bug fixes.