Support constructing interface from spatialpandas GeometryArray

[philippjfr]

Addresses secondary issue mentioned in #5279

[codecov-commenter]

Codecov Report

Merging #5281 (a65af80) into master (c68e330) will decrease coverage by 0.07%.
The diff coverage is 27.27%.

@@            Coverage Diff             @@
##           master    #5281      +/-   ##
==========================================
- Coverage   86.78%   86.70%   -0.08%     
==========================================
  Files         299      299              
  Lines       62194    62204      +10     
==========================================
- Hits        53974    53936      -38     
- Misses       8220     8268      +48     

Impacted Files	Coverage Δ
holoviews/tests/core/data/test_spatialpandas.py	34.13% <25.00%> (-0.23%)	⬇️
holoviews/core/data/spatialpandas.py	14.53% <28.57%> (+0.17%)	⬆️
holoviews/plotting/bokeh/callbacks.py	59.75% <0.00%> (-5.07%)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update c68e330...a65af80. Read the comment docs.