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/triflex.c b/drivers/ide/triflex.c
index 7953447..e53a1b7 100644
--- a/drivers/ide/triflex.c
+++ b/drivers/ide/triflex.c
@@ -22,7 +22,7 @@
  * Loosely based on the piix & svwks drivers.
  *
  * Documentation:
- *	Not publically available.
+ *	Not publicly available.
  */
 
 #include <linux/types.h>