Bugfix
    * Fix memory leak in ssl_parse_certificate_request() caused by
      mbedtls_x509_get_name() not freeing allocated objects in case of error.
      Change mbedtls_x509_get_name() to clean up allocated objects on error.

Add ChangeLog entry for memory leak fix
Add ChangeLog entry for memory leak fix

Signed-off-by: David Horstmann <0386b5e8f8e5ea8a58d40026a5369df20e1c750d@arm.com>
