Added daskgeopandas check to is_geodataframe function

[Azaya89]

• Modified the is_geodataframe function to support DaskGeoDataFrame

• Test added.

[ahuang11]

Looks good to me! Just a minor addition.

[ahuang11]

One other thought are these can be moved up, and the pytest.mark.skipif can check if dd or spd is None.

Suggested change

	import dask.dataframe as dd
	import spatialpandas as spd

[Azaya89]

OK. Done

[codecov]

Codecov Report

Attention: Patch coverage is 85.00000% with 3 lines in your changes missing coverage. Please review.

Project coverage is 88.80%. Comparing base (6c96c7e) to head (ded8eb9).
Report is 20 commits behind head on main.

Files with missing lines	Patch %	Lines
hvplot/tests/testutil.py	84.21%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1396      +/-   ##
==========================================
+ Coverage   87.39%   88.80%   +1.40%     
==========================================
  Files          50       51       +1     
  Lines        7490     7510      +20     
==========================================
+ Hits         6546     6669     +123     
+ Misses        944      841     -103     

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[ahuang11]

Thank you looks good now!