Revert "Disable valgrind test, they are not passing because of slow server"

This reverts commit 394e8d9a.
11 jobs for master in 16 minutes and 28 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #112318
test

00:03:59

passed #112320
test_busybox

00:10:53

failed #112383
test_valgrind

00:05:26

failed #112384
test_valgrind_busybox

00:05:34

failed #112319
test_valgrind

00:05:12

failed #112358
test_valgrind

00:04:43

failed #112381
test_valgrind

00:05:00

failed #112321
test_valgrind_busybox

00:05:16

failed #112359
test_valgrind_busybox

00:04:45

failed #112382
test_valgrind_busybox

00:05:36

 
  Pages
skipped #112322
pages
 
Name Stage Failure
failed
test_valgrind Test
==11537==      possibly lost: 0 bytes in 0 blocks
==11537== still reachable: 192 bytes in 12 blocks
==11537== suppressed: 1,464 bytes in 43 blocks
==11537==
==11537== For counts of detected and suppressed errors, rerun with: -v
==11537== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
tests/Makefile.dir:141: recipe for target 'valgrind-lua-uri' failed
make: *** [valgrind-lua-uri] Error 1
ERROR: Job failed: exit code 1
failed
test_valgrind_busybox Test
==11576==      possibly lost: 0 bytes in 0 blocks
==11576== still reachable: 192 bytes in 12 blocks
==11576== suppressed: 1,464 bytes in 43 blocks
==11576==
==11576== For counts of detected and suppressed errors, rerun with: -v
==11576== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
tests/Makefile.dir:141: recipe for target 'valgrind-lua-uri' failed
make: *** [valgrind-lua-uri] Error 1
ERROR: Job failed: exit code 1