iris: return 0 for PIPE_CAP_CL_EVENT_SUPPORT

Signed-off-by: Tapani Pälli <tapani.palli@intel.com>
10 jobs for !1021 with cl_event_cap_wip in 8 minutes and 28 seconds (queued for 1 second)
latest detached
Status Job ID Name Coverage
  Containers Build
passed #342451
debian

00:00:20

 
  Build+Test
passed #342453
meson-clang

00:08:08

passed #342457
meson-clover

00:06:43

passed #342456
meson-main

00:05:07

passed #342452
meson-swr-glvnd

00:04:57

passed #342458
meson-vulkan

00:02:39

passed #342460
scons-llvm

00:05:15

passed #342459
scons-nollvm

00:06:00

passed #342454
scons-swr

00:05:29

passed #342455
scons-win64

00:05:55