Update stamen maps

[Hoxbro]

Fixes #5964

[codecov-commenter]

Codecov Report

Merging #5967 (9167a01) into main (345dd00) will decrease coverage by 0.13%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main    #5967      +/-   ##
==========================================
- Coverage   88.58%   88.45%   -0.13%     
==========================================
  Files         315      315              
  Lines       65523    65523              
==========================================
- Hits        58043    57958      -85     
- Misses       7480     7565      +85     

Flag	Coverage Δ
ui-tests	?

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
holoviews/element/tiles.py	95.91% <100.00%> (ø)
holoviews/tests/plotting/plotly/test_tiles.py	100.00% <100.00%> (ø)

... and 3 files with indirect coverage changes

📣 We’re building smart automated test selection to slash your CI/CD build times. Learn more