mesa: Move the rest of format_unpack.py out of code generation.

There's nothing conditional any more in the template, so just move it
to plain .c code at last.
48 jobs for !2661 with ci-formats-move in 12 minutes and 35 seconds (queued for 3 seconds)
latest detached
Status Job ID Name Coverage
  Container
passed #907882
debian-10:amd64

00:00:21

passed #907884
aarch64
debian-10:arm64

00:00:19

passed #907885
aarch64
debian-10-test:arm64

00:00:21

passed #907883
debian-9:amd64

00:00:21

passed #907881
lava-container:arm64

00:00:22

passed #907880
lava-container:armhf

00:00:26

 
  Build
passed #907887
lava-build:arm64

00:05:27

passed #907886
lava-build:armhf

00:04:23

passed #907890
aarch64
meson-arm64

00:03:34

passed #907889
aarch64
meson-armhf

00:03:18

passed #907892
meson-clang

00:05:35

passed #907895
meson-clover

00:06:22

passed #907896
meson-clover-old-llvm

00:05:25

passed #907898
meson-i386

00:02:11

passed #907888
meson-main

00:07:58

passed #907899
meson-mingw32-x86_64

00:01:07

passed #907891
meson-swr-glvnd

00:03:00

passed #907897
meson-vulkan

00:04:16

passed #907900
scons

00:08:58

passed #907901
scons-old-llvm

00:06:11

passed #907893
scons-swr

00:03:05

passed #907894
scons-win64

00:07:25

 
  Test
passed #907924
db410c
arm64_a306_gles2 1/4

00:04:02

passed #907925
db410c
arm64_a306_gles2 2/4

00:04:52

passed #907926
db410c
arm64_a306_gles2 3/4

00:04:04

passed #907927
db410c
arm64_a306_gles2 4/4

00:04:16

passed #907913
mesa-cheza
arm64_a630_gles2

00:05:03

passed #907914
mesa-cheza
arm64_a630_gles31 1/4

00:04:40

passed #907915
mesa-cheza
arm64_a630_gles31 2/4

00:05:39

passed #907916
mesa-cheza
arm64_a630_gles31 3/4

00:05:28

passed #907917
mesa-cheza
arm64_a630_gles31 4/4

00:05:35

passed #907918
mesa-cheza
arm64_a630_gles3 1/6

00:04:15

passed #907919
mesa-cheza
arm64_a630_gles3 2/6

00:03:32

passed #907920
mesa-cheza
arm64_a630_gles3 3/6

00:03:32

passed #907921
mesa-cheza
arm64_a630_gles3 4/6

00:04:11

passed #907922
mesa-cheza
arm64_a630_gles3 5/6

00:04:15

passed #907923
mesa-cheza
arm64_a630_gles3 6/6

00:03:45

passed #907902
lava-rk3288-veyron-jaq
panfrost-t760-test:armhf

00:06:11

passed #907903
lava-rk3399-gru-kevin
panfrost-t860-test:arm64

00:05:29

passed #907904
test-llvmpipe-gles2 1/4

00:02:24

passed #907905
test-llvmpipe-gles2 2/4

00:03:37

passed #907906
test-llvmpipe-gles2 3/4

00:03:38

passed #907907
test-llvmpipe-gles2 4/4

00:03:37

passed #907908
test-softpipe-gles2 1/4

00:01:03

passed #907909
test-softpipe-gles2 2/4

00:01:48

passed #907910
test-softpipe-gles2 3/4

00:01:06

passed #907911
test-softpipe-gles2 4/4

00:01:39

passed #907912
test-softpipe-gles3-limited

00:04:05