Add benchmark script for segment anything v2 (#22169)
### Description
Add benchmark script segment anything v2.
It depends on https://github.com/microsoft/onnxruntime/pull/22119 for
onnx export, and https://github.com/microsoft/onnxruntime/pull/22167 for
sam2 graph fusion.
### Motivation and Context
Benchmark SAM2 model performance.
