Fix api bugs

[danangmassandy]

This is to fix:

• [BUG] Find nearest station by point #211
• Sentry error: https://kartoza-pty-ltd.sentry.io/issues/10099926/?project=4507745823424592&query=is%3Aunresolved%20issue.priority%3A%5Bhigh%2C%20medium%5D&referrer=issue-stream&stream_index=0

[github-actions]

☂️ Python Coverage

current status: ✅

Overall Coverage

Lines	Covered	Coverage	Threshold	Status
9459	8965	95%	0%	🟢

New Files

No new covered files...

Modified Files

No covered modified files...

updated for commit: 29c179e by action🐍

[codecov]

Codecov Report

Attention: Patch coverage is 86.66667% with 4 lines in your changes missing coverage. Please review.

Project coverage is 94.71%. Comparing base (8a700f5) to head (29c179e).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
django_project/gap_api/api_views/measurement.py	0.00%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #212      +/-   ##
==========================================
- Coverage   94.72%   94.71%   -0.02%     
==========================================
  Files         158      158              
  Lines        9141     9169      +28     
==========================================
+ Hits         8659     8684      +25     
- Misses        482      485       +3     

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