gpu: Fix missing counter names

Fix missing counter names bug by making sure not to send counter values
before sending a trace packet with counter descriptors.

Signed-off-by: Antonio Caggiano <antonio.caggiano@collabora.com>
Reviewed-by: Rohan Garg <rohan.garg@collabora.com>
3 jobs for fix-missing-counter-names in 2 minutes (queued for 1 second)
Status Job ID Name Coverage
  Check
passed #5678106
clang-format

00:00:32

 
  Build
passed #5678108
aarch64
aarch64

00:01:27

passed #5678107
kvm
x86_64

00:00:47