test518: restore valgrind disable

Follow-up to c91c37b6e87c

The test does not work well when run with valgrind

Closes #15062

diff --git a/tests/data/test518 b/tests/data/test518
index 8cbdfed33130ab6c251481087c7c23b5c155a51f..05a809bf32c6f9848af57bfee61bad52aec71814 100644 (file)
--- a/tests/data/test518
+++ b/tests/data/test518
@@ -60,5 +60,8 @@ Host: %HOSTIP:%HTTPPORT
 Accept: */*\r
 \r
 </protocol>
+<valgrind>
+disable
+</valgrind>
 </verify>
 </testcase>