fix:Multilingual preflabels

[alexskr]

addressed the following issues:

• jump_to box doesn't work as expected for ontologies which set English as a single naturalLanguage bioportal_web_ui#335

[codecov]

Codecov Report

Attention: Patch coverage is 90.90909% with 1 line in your changes missing coverage. Please review.

Project coverage is 81.25%. Comparing base (fbd7548) to head (e7d2124).
Report is 5 commits behind head on develop.

Files with missing lines	Patch %	Lines
...ion_process/operations/submission_rdf_generator.rb	90.90%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #221      +/-   ##
===========================================
+ Coverage    81.08%   81.25%   +0.17%     
===========================================
  Files           74       74              
  Lines         5244     5250       +6     
===========================================
+ Hits          4252     4266      +14     
+ Misses         992      984       -8     

Flag	Coverage Δ
unittests	81.25% <90.90%> (+0.17%)	⬆️

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[jvendetti]

@alexskr
@mdorf

The initial comment in this pull request indicates that it addresses ncbo/bioportal_web_ui#335, but the issue is still present. See ncbo/bioportal_web_ui#335 (comment) for an example.