ci: bump ubuntu version #854

Job	Run time
pack_rpm (fedora, 34)	1m 10s
pack_rpm (fedora, 35)	1m 1s
pack_pip	15s
pack_deb	53s
pack_rpm (fedora, 36)	1m 6s
run_tests_pip_package_linux	2m 28s
run_tests_pip_package_windows	9m 4s
run_tests_deb	0s
publish_deb	0s
run_tests_rpm (fedora, 34)	5m 22s
run_tests_rpm (fedora, 35)	4m 52s
run_tests_rpm (fedora, 36)	5m 22s
publish_rpm	0s
publish_pip	0s
	31m 33s

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