Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/security/selinux/netlabel.c b/security/selinux/netlabel.c
index 1c2fc46..c3bf3ed 100644
--- a/security/selinux/netlabel.c
+++ b/security/selinux/netlabel.c
@@ -151,7 +151,7 @@
  *
  * Description:
  * Called when the NetLabel state of a sk_security_struct needs to be reset.
- * The caller is responsibile for all the NetLabel sk_security_struct locking.
+ * The caller is responsible for all the NetLabel sk_security_struct locking.
  *
  */
 void selinux_netlbl_sk_security_reset(struct sk_security_struct *sksec)