[BUG] Support Python 3.12

[chenrui333]

Trying to build 1.0.68 with python 3.12, but ran into some issue with the test

error build log

14/10/23 (23:09:30) | INFO: New instance of bpytop version 1.0.68 started with pid 7145
14/10/23 (23:09:30) | INFO: Loglevel set to DEBUG
14/10/23 (23:09:30) | DEBUG: Using psutil version 5.9.3
14/10/23 (23:09:30) | DEBUG: CMD: /opt/homebrew/Cellar/bpytop/1.0.68/bin/bpytop
14/10/23 (23:09:30) | ERROR: Exception while getting cpu frequency!
14/10/23 (23:09:30) | ERROR: [Errno 2] No such file or directory (originated from sysctl(HW_CPU_FREQ))
Traceback (most recent call last):
  File \"/opt/homebrew/Cellar/bpytop/1.0.68/bin/bpytop\", line 3080, in _collect
    if CONFIG.show_cpu_freq and hasattr(psutil.cpu_freq(), \"current\"):
                                        ^^^^^^^^^^^^^^^^^
  File \"/opt/homebrew/Cellar/bpytop/1.0.68/libexec/lib/python3.12/site-packages/psutil/__init__.py\", line 1864, in cpu_freq
    ret = _psplatform.cpu_freq()
          ^^^^^^^^^^^^^^^^^^^^^^
  File \"/opt/homebrew/Cellar/bpytop/1.0.68/libexec/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))
14/10/23 (23:09:30) | ERROR: could not convert string to float: 'Error: no SMC found\
0.0'
Traceback (most recent call last):
  File \"/opt/homebrew/Cellar/bpytop/1.0.68/bin/bpytop\", line 3228, in _collect_temps
    temp = max(0, round(float(subprocess.check_output(\"osx-cpu-temp\", universal_newlines=True).strip()[:-2])))

full build log, https://github.com/Homebrew/homebrew-core/actions/runs/6521604190/job/17710389287 relates to Homebrew/homebrew-core#150975

[branchvincent]

This is actually unrelated to 3.12, but osx-cpu-temp can log errors prior to the temperature like https://github.com/lavoiesl/osx-cpu-temp/blob/1.1.0/smc.c#L71 which then bpytop fails to parse as a float