Add mechanisms used by Thales Luna HSMs

[space88man]

These mechanisms are included in Thales Luna HSMs.

The tool cmu uses CKM_AES_KWP to import PKCS#8 keys into the HSM.

With this patch, I am able to replicate the behaviour of cmu importkey ... with python-pkcs11.

# Thales libCryptoki SDK header files
#define CKM_AES_KEY_WRAP_KWP           0x0000210BUL

#define CKM_AES_KW                              (CKM_VENDOR_DEFINED + 0x170)
#define CKM_AES_KWP                             (CKM_VENDOR_DEFINED + 0x171)