Booted m5.metal instance in aws.

[    2.856904] TAA: Vulnerable: Clear CPU buffers attempted, no microcode
[    5.490555] microcode: sig=0x50657, pf=0x1, revision=0x5000024
[    5.496072] microcode: Microcode Update Driver: v2.2.

installed microcode-initrd from focal-proposed 2~20.04.0 and rebooted

[    0.000000] microcode: microcode updated early to revision 0x5003003, date = 
2020-06-18
[    5.860519] microcode: sig=0x50657, pf=0x1, revision=0x5003003
[    5.866322] microcode: Microcode Update Driver: v2.2.

thus early micorcode update got applied.

** Tags removed: verification-needed verification-needed-focal
** Tags added: verification-done verification-done-focal

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https://bugs.launchpad.net/bugs/1890612

Title:
  [Source NEW SRU FOCAL] ITP: Please support loading microcode early,
  whilst otherwise booting without initrd

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