Fix bug for duplicate filenames used in different sub-directories

[al-niessner]

🗒️ Summary

Was using just filename to look for duplicates. Now use path when given as well.

⚙️ Test Data and/or Report

Unit tests below should pass

♻️ Related Issues

Closes #873

[al-niessner]

@jordanpadams @nutjob4life @tloubrieu-jpl

Ooops. Merge this one first because I accidentally merged off 832. Once this is merged, then merge 832. I guess could also merge 832 then rebase this one but seems like more work.

[nutjob4life]

lgtm 👍

[jordanpadams]

Shrunk test data down, but still replicated the issue with the older version of validate:

$ validate-3.5.0-SNAPSHOT/bin/validate -t github873/

PDS Validate Tool Report

Configuration:
   Version     3.5.0-SNAPSHOT
   Date        2024-05-02T18:01:20Z

Parameters:
   Targets                      [file:/Users/jpadams/proj/pds/pdsen/workspace/validate/github873/]
   Severity Level               WARNING
   Recurse Directories          true
   File Filters Used            [*.xml, *.XML]
   Data Content Validation      on
   Product Level Validation     on
   Max Errors                   100000
   Registered Contexts File     /Users/jpadams/proj/pds/pdsen/workspace/validate/validate-3.5.0-SNAPSHOT/resources/registered_context_products.json



Product Level Validation Results

  PASS: file:/Users/jpadams/proj/pds/pdsen/workspace/validate/github873/InSight_EastWestMGA.xml
        1 product validation(s) completed

  FAIL: file:/Users/jpadams/proj/pds/pdsen/workspace/validate/github873/RISE_InSight_SIS_Raw.xml
      ERROR  [error.label.file_areas_duplicated_reference]   This file area references image002.png that is already used by label urn:nasa:pds:insight_documents:document_rise:east_west_mga in file /Users/jpadams/proj/pds/pdsen/workspace/validate/github873/InSight_EastWestMGA.xml
        2 product validation(s) completed

Summary:

  2 product(s)
  1 error(s)
  0 warning(s)

  Product Validation Summary:
    1          product(s) passed
    1          product(s) failed
    0          product(s) skipped
    2          product(s) total

  Referential Integrity Check Summary:
    0          check(s) passed
    0          check(s) failed
    0          check(s) skipped
    0          check(s) total

  Message Types:
    1            error.label.file_areas_duplicated_reference

End of Report
Completed execution in 5930 ms