[master] 0c29ad8d1 Fix previous :/

[Nils Goroll]

commit 0c29ad8d1143f857a81ac3033135efa0a56b4406
Author: Nils Goroll <nils.goroll at uplex.de>
Date:   Mon Jul 3 18:25:52 2023 +0200

    Fix previous :/

diff --git a/bin/varnishtest/tests/r03940.vtc b/bin/varnishtest/tests/r03940.vtc
index 87c87fb79..f6d7c609a 100644
--- a/bin/varnishtest/tests/r03940.vtc
+++ b/bin/varnishtest/tests/r03940.vtc
@@ -20,7 +20,7 @@ process p1 { varnishd \
 } -expect-exit 0x2 -run
 # expect-text does not work if a panic info pushes the
 # error out of the emulated terminal's view.
-shell {grep -q "Child failed on launch within startup_timeout=3.00s" ${p1_err}}
+shell {grep -q "Child failed on launch within startup_timeout=3.00s" ${p1_out}}
 
 ####
 # cli_timeout used, delay in stevedore open