Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/drivers/ide/via82cxxx.c b/drivers/ide/via82cxxx.c
index d2a0997..f46f49c 100644
--- a/drivers/ide/via82cxxx.c
+++ b/drivers/ide/via82cxxx.c
@@ -14,7 +14,7 @@
  *	Andre Hedrick
  *
  * Documentation:
- *	Obsolete device documentation publically available from via.com.tw
+ *	Obsolete device documentation publicly available from via.com.tw
  *	Current device documentation available under NDA only
  */