Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/fs/dlm/lock.c b/fs/dlm/lock.c
index 04b8c44..56d6bfc 100644
--- a/fs/dlm/lock.c
+++ b/fs/dlm/lock.c
@@ -519,7 +519,7 @@
 	}
 }
 
-/* When all references to the rsb are gone it's transfered to
+/* When all references to the rsb are gone it's transferred to
    the tossed list for later disposal. */
 
 static void put_rsb(struct dlm_rsb *r)