too many leading '#' for block comment

[dhiraj-ms]

Changed the block comments from double hash symbols (##) to single hash symbols (#) for consistency with standard Python commenting practices.

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Type of update
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• Bug fix
• New feature or feature enhancement
• Update to documentation
• Work in progress

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• PR functionality reviewed in a Jupyter Notebook
• All tests pass
• Test coverage remains 100%
• Documentation tested
• New documentation pages added to plantcv/mkdocs.yml
• Changes to function input/output signatures added to updating.md
• Code reviewed
• PR approved

[codecov]

Codecov Report

Merging #1402 (f9d5bfe) into main (1191857) will not change coverage.
The diff coverage is n/a.

Additional details and impacted files

@@            Coverage Diff            @@
##              main     #1402   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          158       158           
  Lines         6939      6939           
=========================================
  Hits          6939      6939           

Flag	Coverage Δ
unittests	100.00% <ø> (ø)

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Files	Coverage Δ
plantcv/plantcv/annotate/points.py	100.00% <ø> (ø)