Merge branch 'vtc_uds_eperm' into 'master'

Avoid permissions issues with the UDS in permutations*.vtc.

See merge request uplex-varnish/libvdp-pesi!2

src/tests/permutations-error.vtc

@@ -37,7 +37,7 @@ server s2 -repeat 2 -keepalive {
 	chunkedlen 0
 } -start
 
-varnish v1 -arg "-a 127.0.0.1:0 -a self=${tmpdir}/v1.sock" \
+varnish v1 -arg "-a 127.0.0.1:0 -a self=${tmpdir}/v1.sock,mode=777" \
 	-arg "-p first_byte_timeout=5" \
 	-arg "-p between_bytes_timeout=5" \
 	-arg "-p backend_idle_timeout=1" \

src/tests/permutations.vtc

@@ -37,7 +37,7 @@ server s2 -repeat 2 -keepalive {
 	chunkedlen 0
 } -start
 
-varnish v1 -arg "-a 127.0.0.1:0 -a self=${tmpdir}/v1.sock" \
+varnish v1 -arg "-a 127.0.0.1:0 -a self=${tmpdir}/v1.sock,mode=777" \
 	-arg "-p first_byte_timeout=5" \
 	-arg "-p between_bytes_timeout=5" \
 	-arg "-p backend_idle_timeout=1" \