adlfs: get rid of versioneer and cleanup building

[efiop]

It is currently breaking our CI and it is not needed anyways.

Run python -m pip install -e .[docs]
Obtaining file:///home/runner/work/adlfs/adlfs
  Installing build dependencies: started
  Installing build dependencies: finished with status 'done'
  Checking if build backend supports build_editable: started
  Checking if build backend supports build_editable: finished with status 'done'
  Getting requirements to build editable: started
  Getting requirements to build editable: finished with status 'error'
  error: subprocess-exited-with-error
  
  × Getting requirements to build editable did not run successfully.
  │ exit code: 1
  ╰─> [34 lines of output]
      /home/runner/work/adlfs/adlfs/versioneer.py:432: SyntaxWarning: invalid escape sequence '\s'
        ] = '''
      Traceback (most recent call last):
        File "/opt/hostedtoolcache/Python/3.12.1/x64/lib/python3.12/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 353, in <module>
          main()
        File "/opt/hostedtoolcache/Python/3.12.1/x64/lib/python3.12/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 335, in main
          json_out['return_val'] = hook(**hook_input['kwargs'])
                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        File "/opt/hostedtoolcache/Python/3.12.1/x64/lib/python3.12/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 132, in get_requires_for_build_editable
          return hook(config_settings)
                 ^^^^^^^^^^^^^^^^^^^^^
        File "/tmp/pip-build-env-djigs1hj/overlay/lib/python3.12/site-packages/setuptools/build_meta.py", line 441, in get_requires_for_build_editable
          return self.get_requires_for_build_wheel(config_settings)
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        File "/tmp/pip-build-env-djigs1hj/overlay/lib/python3.12/site-packages/setuptools/build_meta.py", line 325, in get_requires_for_build_wheel
          return self._get_build_requires(config_settings, requirements=['wheel'])
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        File "/tmp/pip-build-env-djigs1hj/overlay/lib/python3.12/site-packages/setuptools/build_meta.py", line 295, in _get_build_requires
          self.run_setup()
        File "/tmp/pip-build-env-djigs1hj/overlay/lib/python3.12/site-packages/setuptools/build_meta.py", line 4[8](https://github.com/fsspec/adlfs/actions/runs/7302526062/job/19901312066#step:4:9)0, in run_setup
          super(_BuildMetaLegacyBackend, self).run_setup(setup_script=setup_script)
        File "/tmp/pip-build-env-djigs1hj/overlay/lib/python3.12/site-packages/setuptools/build_meta.py", line 3[11](https://github.com/fsspec/adlfs/actions/runs/7302526062/job/19901312066#step:4:12), in run_setup
          exec(code, locals())
        File "<string>", line 11, in <module>
        File "/home/runner/work/adlfs/adlfs/versioneer.py", line 1524, in get_version
          return get_versions()["version"]
                 ^^^^^^^^^^^^^^
        File "/home/runner/work/adlfs/adlfs/versioneer.py", line [14](https://github.com/fsspec/adlfs/actions/runs/7302526062/job/19901312066#step:4:15)51, in get_versions
          cfg = get_config_from_root(root)
                ^^^^^^^^^^^^^^^^^^^^^^^^^^
        File "/home/runner/work/adlfs/adlfs/versioneer.py", line [34](https://github.com/fsspec/adlfs/actions/runs/7302526062/job/19901312066#step:4:35)6, in get_config_from_root
          parser = configparser.SafeConfigParser()
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      AttributeError: module 'configparser' has no attribute 'SafeConfigParser'. Did you mean: 'RawConfigParser'?
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
error: subprocess-exited-with-error

× Getting requirements to build editable did not run successfully.
│ exit code: 1
╰─> See above for output.

note: This error originates from a subprocess, and is likely not a problem with pip.
Error: Process completed with exit code 1.

Also cleaning up build files/process along the way as it is easier to make setuptools_scm migration that way.

[efiop]

Docs building is fixed, but regular test failures are unrelated, will handle in a followup.

[skshetry]

Suggested change

	from ._dvc_version import version as __version__ # type: ignore[import]
	from ._dvc_version import version_tuple # type: ignore[import]
	from ._version import version as __version__ # type: ignore[import]
	from ._version import version_tuple # type: ignore[import]