fix: LEAP-1023: Fix misspelled LocalFilesImportStorageLink in remove_duplicates

[makseq]

Change has impacts in these area(s)

(check all that apply)

• Product design
• Backend (Database)
• Backend (API)
• Frontend

Describe the reason for change

Right now remove duplicates from Local Storages raises error because there is a misspell in code:

LocalFilesImportStorageLink => LocalFilesImportStorageLink

What does this fix?

Just rename import model.

What is the current behavior?

Remove duplicates from DM actions fails when applied to files from Local Storage.

What level of testing was included in the change?

(check all that apply)

• e2e
• integration
• unit

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 75.92%. Comparing base (9f1cba7) to head (f87b4d8).
Report is 4 commits behind head on develop.

❗ Current head f87b4d8 differs from pull request most recent head c5312a5. Consider uploading reports for the commit c5312a5 to get more accurate results

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #5758   +/-   ##
========================================
  Coverage    75.92%   75.92%           
========================================
  Files          158      158           
  Lines        13356    13357    +1     
========================================
+ Hits         10140    10141    +1     
  Misses        3216     3216           

Flag	Coverage Δ
pytests	75.92% <100.00%> (+<0.01%)	⬆️

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