Correct typos in comments

Correct the typos in the mbedtls_ssl_ticket_setup function docs

Signed-off-by: Ben Taylor <ben.taylor@linaro.org>
diff --git a/include/mbedtls/ssl_ticket.h b/include/mbedtls/ssl_ticket.h
index 6dfe371..ef97e8f 100644
--- a/include/mbedtls/ssl_ticket.h
+++ b/include/mbedtls/ssl_ticket.h
@@ -92,12 +92,9 @@
  * \param ctx       Context to be set up
  * \param f_rng     RNG callback function (mandatory)
  * \param p_rng     RNG callback context
- * \param alg       Cryptographic algorithm to use recomended value
- *                  PSA_ALG_GCM from include/psa/crypto_values.h.
- * \param key_type  Cryptographic key type to use recomended value
- *                  PSA_KEY_TYPE_AES from include/psa/crypto_values.h.
- * \param key_bits  Cryptographic key type to use recomended value
- *                  PSA_KEY_TYPE_AES from include/psa/crypto_values.h.
+ * \param alg       AEAD cipher to use for ticket protection.
+ * \param key_type  Cryptographic key type to use.
+ * \param key_bits  Cryptographic key size to use in bits.
  * \param lifetime  Tickets lifetime in seconds
  *                  Recommended value: 86400 (one day).
  *