package/intel-microcode: security bump to version 20201118

Fixes the following security issues:

- CVE-2020-8694: Insufficient access control in the Linux kernel driver for
  some Intel(R) Processors may allow an authenticated user to potentially
  enable information disclosure via local access.

  https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00389.html

- CVE-2020-8695: Observable discrepancy in the RAPL interface for some
  Intel(R) Processors may allow a privileged user to potentially enable
  information disclosure via local access.

  https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00389.html

- CVE-2020-8698: Improper removal of sensitive information before storage or
  transfer in some Intel(R) Processors may allow an authenticated user to
  potentially enable information disclosure via local access.

  https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00381.html



Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>