chore(deps): update ubuntu:latest docker digest to d4f6f70 #5867

Job	Run time
Check for file changes	4s
Check pull request title	0s
Check depencencies	54s
Check hyperlinks	43s
Lint the shell code	15s
Lint the yaml code	4s
Lint the Dockerfile code	34s
Check the documentation	0s
Test source on FreeBSD	0s
Test source on NetBSD	0s
Test ${{ matrix.job-purpose }} on ${{ matrix.os-friendly-name }}	0s
Test source on OpenBSD	0s
Docker image for Gentoo	3s
Docker image for Alpine	3s
Docker image for Amazon Linux	3s
Docker image for Arch	4s
Docker image for Clear Linux	6s
Docker image for Debian	8s
Docker image for Fedora	4s
Docker image for Kali	3s
Docker image for Manjaro	3s
Docker image for Oracle Linux	5s
Docker image for Red Hat Enterprise	5s
Docker image for Rocky Linux	5s
Docker image for SUSE Enterprise	6s
Docker image for Ubuntu	3m 9s
Docker image for openSUSE Leap	6s
Docker image for openSUSE Tumbleweed	4s
	6m 51s

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