Support correct path when instantiate via chaining

[timkpaine]

needs fsspec/filesystem_spec#1929

[github-actions]

Test Results

12 tests   10 ✅  0s ⏱️
 1 suites   2 💤
 1 files     0 ❌

Results for commit c8b5e2c.

♻️ This comment has been updated with latest results.

[codecov]

Codecov Report

❌ Patch coverage is 75.34247% with 18 lines in your changes missing coverage. Please review.
✅ Project coverage is 87.01%. Comparing base (033062b) to head (c8b5e2c).
⚠️ Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
fsspec_python/importer.py	77.50%	5 Missing and 4 partials ⚠️
fsspec_python/utils.py	58.82%	3 Missing and 4 partials ⚠️
fsspec_python/fs.py	87.50%	1 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main       #7      +/-   ##
==========================================
+ Coverage   78.26%   87.01%   +8.75%     
==========================================
  Files          11        5       -6     
  Lines         184      154      -30     
  Branches       21       26       +5     
==========================================
- Hits          144      134      -10     
+ Misses         24       10      -14     
+ Partials       16       10       -6     

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