Remove further docs notes

Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
diff --git a/tf-psa-crypto/drivers/builtin/include/mbedtls/cmac.h b/tf-psa-crypto/drivers/builtin/include/mbedtls/cmac.h
index 03179a2..fd3d8a2 100644
--- a/tf-psa-crypto/drivers/builtin/include/mbedtls/cmac.h
+++ b/tf-psa-crypto/drivers/builtin/include/mbedtls/cmac.h
@@ -165,12 +165,6 @@
  *                      The CMAC result is calculated as
  *                      output = generic CMAC(cmac key, input buffer).
  *
- * \note                When the CMAC implementation is supplied by an alternate
- *                      implementation (through a PSA driver), some ciphers
- *                      may not be supported by that implementation, and thus
- *                      return an error. Alternate implementations must support
- *                      AES-128 and AES-256, and may support AES-192 and 3DES.
- *
  * \param cipher_info   The cipher information.
  * \param key           The CMAC key.
  * \param keylen        The length of the CMAC key in bits.
@@ -214,12 +208,6 @@
 /**
  * \brief          The CMAC checkup routine.
  *
- * \note           In case the CMAC routines are provided by an alternative
- *                 implementation (i.e. through a PSA driver), the
- *                 checkup routine will succeed even if the implementation does
- *                 not support the less widely used AES-192 or 3DES primitives.
- *                 The self-test requires at least AES-128 and AES-256 to be
- *                 supported by the underlying implementation.
  *
  * \return         \c 0 on success.
  * \return         \c 1 on failure.