Update PkgCI test_amd to use MI300x conductor cluster #33547

Job	Run time
setup / setup	5s
runtime_small	2m 20s
runtime :: ubuntu-24.04	1m 35s
runtime :: windows-2022	3m 11s
runtime_tracing :: ubuntu-24.04 :: tracy	1m 11s
runtime :: macos-14	1m 18s
runtime_tracing :: ubuntu-24.04 :: console	2m 10s
runtime_tracing :: windows-2022 :: tracy	2m 42s
runtime_tracing :: windows-2022 :: console	1m 54s
runtime_tracing :: macos-14 :: console	57s
linux_x64_bazel / linux_x64_bazel	20m 15s
linux_x64_clang / linux_x64_clang	6m 41s
linux_x64_clang_asan / linux_x64_clang_asan	11m 39s
ci_summary / summary	2s
	56m 0s

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