[Bug 1972255] [NEW] do-release-upgrade fails to upgrade 20.04 -> 22.04 when run from chroot

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When running do-release-upgrade in 20.04 chroot it fails without any
error/reason returning back to shell:

# do-release-upgrade -d
Checking for a new Ubuntu release
Get:1 Upgrade tool signature [819 B]                                                                                                                                                                                                                                          
Get:2 Upgrade tool [1261 kB]                                                                                                                                                                                                                                                  
Fetched 1262 kB in 0s (0 B/s)                                                                                                                                                                                                                                                 
authenticate 'jammy.tar.gz' against 'jammy.tar.gz.gpg' 
extracting 'jammy.tar.gz'
[screen is terminating]


# lsb_release -rd
Description:    Ubuntu 20.04.4 LTS
Release:        20.04

** Affects: ubuntu-release-upgrader (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: bot-comment
-- 
do-release-upgrade fails to upgrade 20.04 -> 22.04 when run from chroot
https://bugs.launchpad.net/bugs/1972255
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