Heinrich Schuchardt a872b18a0f cmd: correct return value for printenv -e ...

If printenv -e is executed and the specified variable is not found, the
return value $? of the command should be 1 (false).

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>

2022-06-19 15:53:09 +02:00

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