fix HasStdin context-init (#1404)
fix HasStdin context-init (#1404)

RELEASE_NOTES=n/a

Signed-off-by: Thomas Mantl <b4f9563c2fdacb357d1c3ffac612984564038fad@redgears.net>
franciscocpg/gopass,justwatchcom/gopass,gopasspw/gopass,gopasspw/gopass