removed an 'else: pass' from analyze_object

[joshqsumner]

Describe your changes
Removed an else: pass section after an if area: which was suspected to be a problem line for code coverage checks.

Type of update
Is this a:

• housekeeping

Associated issues
See #999

Additional context
None

For the reviewer
See this page for instructions on how to review the pull request.

• 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 #1036 (e0778f3) into main (28f66ee) will increase coverage by 0.01%.
The diff coverage is n/a.

❗ Current head e0778f3 differs from pull request most recent head 6c68c98. Consider uploading reports for the commit 6c68c98 to get more accurate results

@@             Coverage Diff             @@
##             main     #1036      +/-   ##
===========================================
+ Coverage   99.98%   100.00%   +0.01%     
===========================================
  Files         141       141              
  Lines        6004      6003       -1     
===========================================
  Hits         6003      6003              
+ Misses          1         0       -1     

Flag	Coverage Δ
unittests	100.00% <ø> (+0.01%)	⬆️

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

Impacted Files	Coverage Δ
plantcv/plantcv/analyze_object.py	100.00% <ø> (+0.85%)	⬆️