Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/Documentation/scsi/ChangeLog.megaraid b/Documentation/scsi/ChangeLog.megaraid
index 5e07d32..d2052fd 100644
--- a/Documentation/scsi/ChangeLog.megaraid
+++ b/Documentation/scsi/ChangeLog.megaraid
@@ -168,7 +168,7 @@
 
 1.	Sorted out PCI IDs to remove megaraid support overlaps.
 	Based on the patch from Daniel, sorted out PCI IDs along with
-	charactor node name change from 'megadev' to 'megadev_legacy' to avoid
+	character node name change from 'megadev' to 'megadev_legacy' to avoid
 	conflict.
 	---
 	Hopefully we'll be getting the build restriction zapped much sooner,