arm64: looprestoration: Use 4 tbl/tbx for the whole table

Before:                 Cortex A53     A72      A73
selfguided_3x3_8bpc_neon:   3260.6  2175.4   2284.6
selfguided_5x5_8bpc_neon:   2553.2  1694.4   1809.2
selfguided_mix_8bpc_neon:   5720.0  3776.8   4000.5
After:
selfguided_3x3_8bpc_neon:   3567.8  2759.7   2811.5
selfguided_5x5_8bpc_neon:   2720.7  1979.3   2067.5
selfguided_mix_8bpc_neon:   6168.9  4652.6   4828.3
21 jobs for arm64-sgr-full-tbltbx in 9 minutes and 48 seconds (queued for 1 second)
latest
Status Job ID Name Coverage
  Style
passed style-check #263069
amd64 debian

00:00:27

 
  Build
passed build-debian #263070
amd64 debian

00:00:38

passed build-debian-aarch64 #263078
debian aarch64

00:01:30

passed build-debian-aarch64-clang-5 #263079
debian aarch64

00:01:10

passed build-debian-armv7 #263082
debian armv7

00:02:38

passed build-debian-armv7-clang-5 #263083
debian armv7

00:00:59

passed build-debian-static #263071
amd64 debian

00:00:39

passed build-debian-werror #263081
debian aarch64

00:00:33

passed build-debian32 #263072
amd64 debian

00:00:34

passed build-macos #263080
macos

00:00:32

passed build-ubuntu-snap #263084
amd64 debian

00:00:44

passed build-win-arm32 #263076
amd64 debian

00:00:28

passed build-win-arm64 #263077
amd64 debian

00:00:32

passed build-win32 #263073
amd64 debian

00:00:38

passed build-win32-unaligned-stack #263074
amd64 debian

00:00:36

passed build-win64 #263075
amd64 debian

00:00:48

 
  Test
passed test-debian #263085
amd64 debian

00:00:46

passed test-debian-asan #263086
amd64 debian

00:02:12

passed test-debian-msan #263087
amd64 debian

00:01:05

passed test-debian-ubsan #263088
amd64 debian

00:01:33

passed test-win64 #263089
amd64 debian

00:00:58