weston-launch: Fix warning on error() not being available due to removal of header
Commit a1450a8a removed errno header but forgot to remove all error() calls.
Signed-off-by: Marius Vlad marius.vlad@collabora.com
Edited by Marius Vlad
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Commit a1450a8a removed errno header but forgot to remove all error() calls.
Signed-off-by: Marius Vlad marius.vlad@collabora.com