st/mesa: don't generate VS TGSI if NIR is enabled

it's no longer needed
39 jobs for !2908 with st-fix-nir-feedback in 14 minutes and 26 seconds (queued for 5 seconds)
latest detached
Status Job ID Name Coverage
  Container
passed #1030350
aarch64
arm_build

00:00:21

passed #1030351
aarch64
arm_test

00:00:20

passed #1030346
lava_arm64

00:00:21

passed #1030345
lava_armhf

00:00:21

passed #1030347
x86_build

00:00:27

passed #1030349
x86_build_old

00:00:21

passed #1030348
x86_test

00:00:20

 
  Build
passed #1030353
lava-build:arm64

00:00:57

passed #1030352
lava-build:armhf

00:01:47

passed #1030357
aarch64
meson-arm64

00:02:21

passed #1030356
aarch64
meson-armhf

00:01:54

passed #1030358
meson-clang

00:06:19

passed #1030361
meson-clover

00:03:04

passed #1030362
meson-clover-old-llvm

00:02:08

passed #1030364
meson-i386

00:04:03

passed #1030355
meson-main

00:04:11

passed #1030365
meson-mingw32-x86_64

00:03:24

passed #1030354
meson-testing

00:03:21

passed #1030363
meson-vulkan

00:01:50

passed #1030366
scons

00:04:35

passed #1030367
scons-old-llvm

00:05:12

passed #1030359
scons-swr

00:05:10

passed #1030360
scons-win64

00:06:09

 
  Test
passed #1030383
db410c
arm64_a306_gles2

00:05:06

passed #1030380
mesa-cheza
arm64_a630_gles2

00:01:36

passed #1030382
mesa-cheza
arm64_a630_gles3

00:06:01

passed #1030381
mesa-cheza
arm64_a630_gles31

00:04:08

passed #1030368
lava-rk3288-veyron-jaq
panfrost-t760-test:armhf

00:06:15

passed #1030369
lava-rk3399-gru-kevin
panfrost-t860-test:arm64

00:05:35

passed #1030371
piglit-glslparser+quick_shader

00:06:09

passed #1030370
piglit-quick_gl

00:10:34

passed #1030372
test-llvmpipe-gles2

00:03:53

passed #1030373
test-softpipe-gles2

00:01:41

passed #1030376
test-softpipe-gles31 1/4

00:03:00

passed #1030374
test-softpipe-gles3 1/2

00:05:11

passed #1030377
test-softpipe-gles31 2/4

00:04:17

passed #1030378
test-softpipe-gles31 3/4

00:05:06

passed #1030379
test-softpipe-gles31 4/4

00:03:20

passed #1030375
test-softpipe-gles3 2/2

00:05:30