scripts/perftune.py: Implement AWS IMDSv2 call #881

Job	Run time
Test with C++20 modules enabled / test	11m 13s
Test with DPDK enabled / test	11m 45s
Test (clang++, C++20, debug) / test	7m 6s
Test (clang++, C++20, release) / test	4m 51s
Test (clang++, C++20, dev) / test	4m 32s
Test (clang++, C++23, debug) / test	7m 15s
Test (clang++, C++23, dev) / test	4m 33s
Test (clang++, C++23, release) / test	15m 30s
Test (g++, C++20, debug) / test	9m 51s
Test (g++, C++20, dev) / test	4m 8s
Test (g++, C++20, release) / test	8m 26s
Test (g++, C++23, debug) / test	9m 32s
Test (g++, C++23, dev) / test	4m 13s
Test (g++, C++23, release) / test	7m 0s
	1h 49m 55s

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