Fix "Print host info" CI step on Mac OS (arm64)

[hendrikmakait]

Closes #8636

Print CPU freqs only when available

• Tests added / passed
• Passes pre-commit run --all-files

[hendrikmakait]

Using an older version of psutil just changes the problem:

Traceback (most recent call last):
Number of CPUs: 3
  File "/Users/runner/work/distributed/distributed/continuous_integration/scripts/host_info.py", line 53, in <module>
Crude CPU benchmark (higher is better): 60.9
    main()
  File "/Users/runner/work/distributed/distributed/continuous_integration/scripts/host_info.py", line 33, in main
    freqs = psutil.cpu_freq(percpu=True)
            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/runner/miniconda3/envs/dask-distributed/lib/python3.[12](https://github.com/dask/distributed/actions/runs/8972381061/job/24640250034?pr=8638#step:19:13)/site-packages/psutil/__init__.py", line 1876, in cpu_freq
    ret = _psplatform.cpu_freq()
          ^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/runner/miniconda3/envs/dask-distributed/lib/python3.12/site-packages/psutil/_psosx.py", line 179, in cpu_freq
    curr, min_, max_ = cext.cpu_freq()
                       ^^^^^^^^^^^^^^^
FileNotFoundError: [Errno 2] No such file or directory (originated from sysctl(HW_CPU_FREQ))

[github-actions]

Unit Test Results

See test report for an extended history of previous test failures. This is useful for diagnosing flaky tests.

    29 files  +     2      29 suites  +2   11h 3m 38s ⏱️ + 2h 9m 20s
 4 051 tests  -      5   3 948 ✅ +     4     97 💤  -   9  6 ❌ +4 
55 799 runs  +11 589  53 632 ✅ +11 210  2 160 💤 +391  7 ❌ +5 

For more details on these failures, see this check.

Results for commit 198ab8d. ± Comparison against base commit 1ec61a1.

This pull request removes 13 and adds 8 tests. Note that renamed tests count towards both.

distributed.protocol.tests.test_arrow
distributed.protocol.tests.test_collection
distributed.protocol.tests.test_highlevelgraph
distributed.protocol.tests.test_numpy
distributed.protocol.tests.test_pandas
distributed.shuffle.tests.test_graph
distributed.shuffle.tests.test_merge
distributed.shuffle.tests.test_merge_column_and_index
distributed.shuffle.tests.test_metrics
distributed.shuffle.tests.test_rechunk
…

distributed.diagnostics.tests.test_memray ‑ test_basic_integration_scheduler
distributed.diagnostics.tests.test_memray ‑ test_basic_integration_scheduler_report_args[False]
distributed.diagnostics.tests.test_memray ‑ test_basic_integration_scheduler_report_args[report_args0]
distributed.diagnostics.tests.test_memray ‑ test_basic_integration_workers[1]
distributed.diagnostics.tests.test_memray ‑ test_basic_integration_workers[False]
distributed.diagnostics.tests.test_memray ‑ test_basic_integration_workers[True]
distributed.diagnostics.tests.test_memray ‑ test_basic_integration_workers_report_args[False]
distributed.diagnostics.tests.test_memray ‑ test_basic_integration_workers_report_args[report_args0]