Implement d153_predictor using Neon

Implement d153_predictor using Neon

Add Neon implementations of the d153 predictor for 4x4, 8x8, 16x16 and
32x32 block sizes. Also update tests to add new corresponding cases.

Speedups over the C code (higher is better):

Microarch.  | Compiler | Block | Speedup
Neoverse N1 |  LLVM 15 |   4x4 |    1.59
Neoverse N1 |  LLVM 15 |   8x8 |    4.46
Neoverse N1 |  LLVM 15 | 16x16 |    8.77
Neoverse N1 |  LLVM 15 | 32x32 |   15.21
Neoverse N1 |   GCC 12 |   4x4 |    1.90
Neoverse N1 |   GCC 12 |   8x8 |    4.70
Neoverse N1 |   GCC 12 | 16x16 |    9.55
Neoverse N1 |   GCC 12 | 32x32 |    5.95
Neoverse V1 |  LLVM 15 |   4x4 |    2.89
Neoverse V1 |  LLVM 15 |   8x8 |    6.94
Neoverse V1 |  LLVM 15 | 16x16 |   10.20
Neoverse V1 |  LLVM 15 | 32x32 |   15.63
Neoverse V1 |   GCC 12 |   4x4 |    4.45
Neoverse V1 |   GCC 12 |   8x8 |    7.71
Neoverse V1 |   GCC 12 | 16x16 |    9.08
Neoverse V1 |   GCC 12 | 32x32 |    7.93

Change-Id: I910692b14917cde8a8952fab5b9c78bed7f7c6ad