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Benchmarks: Micro benchmark - Add simultanneously all-to-host / host-to-all bandwidth testcases to nvbandwidth (#736)

**Description**
Add simultanneously all-to-host / host-to-all bandwidth testcases to
nvbandwidth .

**Major Revision**
- nvbandwidth.patch: Add simultanneously all-to-host / host-to-all
bandwidth testcases to nvbandwidth
- upgrade nvbandwidth submodule into v0.8
- add patch into makefile build