Feat/rename infinimetrics to infinibench

[zzhfz]

Description

本 pr 主要完成 InfiniMetrics 重命名为 InfiniBench 的代码同步修改

Evidence

测试执行：

(base) sunjinge@server:~/InfiniBench$ python main.py test_comm.json 
2026-04-24 07:31:15,714 - infinibench.utils.input_loader - INFO - Loaded 1 input(s) from test_comm.json
2026-04-24 07:31:15,714 - infinibench.dispatcher - INFO - Processing 1 valid inputs (skipped 0 invalid)
2026-04-24 07:31:15,724 - infinibench.dispatcher - INFO - Validation complete: 1 valid, 0 skipped
2026-04-24 07:31:15,724 - infinibench.dispatcher - INFO - [1/1] Executing comm.NcclTest.AllReduce
2026-04-24 07:31:15,724 - infinibench.executor - INFO - Executor: Running comm.NcclTest.AllReduce
2026-04-24 07:31:15,724 - infinibench.communication.nccl_adapter - INFO - Set CUDA_VISIBLE_DEVICES=0,1
2026-04-24 07:31:15,724 - infinibench.communication.nccl_adapter - INFO - NCCL tests found at: /home/sunjinge/InfiniBench/submodules/nccl-tests
2026-04-24 07:31:19,773 - infinibench.communication.nccl_adapter - INFO - NCCL adapter teardown complete
2026-04-24 07:31:19,776 - infinibench.executor - INFO - Executor: comm.NcclTest.AllReduce completed in 4.05s
2026-04-24 07:31:19,816 - infinibench.dispatcher - INFO - Summary saved to summary_output/dispatcher_summary_20260424_073119.json
2026-04-24 07:31:19,817 - infinibench.dispatcher - INFO - Git info: commit=b3e94c1, branch=feat/rename-infinimetrics-to-infinibench

============================================================
Test Summary
============================================================
Total tests:   1
Successful:    1
Failed:        0
Success rate:  100.0%
============================================================

dashboard_app：

[Chamberlain0w0]

tests/ 下方的 import 名称还未修改，再检查下。