Add systemd patch for booting on AMD Ryzen

[afbjorklund]

systemd/systemd#12536

Backported to systemd version 240 for Ubuntu:
[ Jeremy Soller ]

• random-util: eat up bad RDRAND values seen on AMD CPUs.
  This fixes AMD Ryzen 3000 series failing to boot (LP: #1835809)

For #6168

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: afbjorklund

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[codecov-io]

Codecov Report

Merging #6183 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #6183   +/-   ##
=======================================
  Coverage   38.35%   38.35%           
=======================================
  Files         120      120           
  Lines        8103     8103           
=======================================
  Hits         3108     3108           
  Misses       4591     4591           
  Partials      404      404

[medyagh]

/ok-to-test

[minikube-bot]

Error: running mkcmp
2019/12/31 02:52:59 Executing run 1/3...
2019/12/31 02:52:59 Running: [/home/performance-monitor/minikube/out/minikube start]...
2019/12/31 02:53:00 0.418668: * minikube v1.6.2 on Debian 9.11
2019/12/31 02:53:00 0.048751: * Selecting 'kvm2' driver from user configuration (alternates: [docker none])
2019/12/31 02:53:47 47.901629: * Creating kvm2 VM (CPUs=2, Memory=2000MB, Disk=20000MB) ...
2019/12/31 02:54:39 51.232386: * Preparing Kubernetes v1.17.0 on Docker '19.03.5' ...
2019/12/31 02:54:42 3.181080: * Pulling images ...
2019/12/31 02:55:02 20.579783: * Launching Kubernetes ...
2019/12/31 02:55:05 2.588123: * Waiting for cluster to come online ...
2019/12/31 02:55:06 Running: [/home/performance-monitor/.minikube/minikube-binaries/6183/minikube start]...
2019/12/31 02:55:06 error deleting minikube: fork/exec /home/performance-monitor/.minikube/minikube-binaries/6183/minikube: exec format error
: exit status 1

[afbjorklund]

As noted in the issue, this patch was confirmed to fix the booting issue on the AMD CPU

[medyagh]

Looks good. Thank you