Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/fs/cachefiles/interface.c b/fs/cachefiles/interface.c
index 37fe101..1064805 100644
--- a/fs/cachefiles/interface.c
+++ b/fs/cachefiles/interface.c
@@ -197,7 +197,7 @@
 }
 
 /*
- * update the auxilliary data for an object object on disk
+ * update the auxiliary data for an object object on disk
  */
 static void cachefiles_update_object(struct fscache_object *_object)
 {