Disabling suspend after 1 minutes of idle remove the option to re-enable for 1minute

What problem did you encounter

After disabling auto suspend after 1 minute, you loose the option to re-enable auto suspend after 1 minute.

What is the actual behaviour?

The minimum suspend delay is now 15minutes you can't see 1 minute delay before suspend.

What is the expected behaviour?

See 1 minute delay before suspend

How to reproduce

settings -> Power -> Suspend & Power Button -> Automatic Suspend Turn off On Battery Power

What hardware are you running on?

amd64 qemu image
Librem5 devkit
Librem5 Chestnut

Relevant OS information

Which kernel are you using?

Linux pietro 5.3.0-librem5-h1 #1 SMP PREEMPT Tue Jan 7 11:48:44 UTC 2020 aarch64 GNU/Linux

Which OS are you using?

ID=pureos
NAME=PureOS
PRETTY_NAME=PureOS

VERSION_ID=9.0
VERSION_CODENAME=amber

HOME_URL="https://pureos.net/"
SUPPORT_URL="https://puri.sm/faq/#faq-WherecanIfindoutmoreaboutPureOS"
BUG_REPORT_URL="https://tracker.pureos.net/"

LOGO=pureos-logo-icon

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