release.nix: Fix quoting of ${LOGNAME:-foo} (#517)

In order to use ${...} literally within an indented string we need to
prefix it with two single quotes.

Signed-off-by: aszlig <aszlig@nix.build>
This commit is contained in:
aszlig 2017-11-15 12:46:30 +01:00 committed by Domen Kožar
parent 7857f83251
commit a0b1875a4f

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