Renamed error messages

[nickgrippin]

Closes #867

[schbetsy]

LGTM

[codecov-io]

Codecov Report

Merging #881 into master will decrease coverage by 0.02%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master     #881      +/-   ##
==========================================
- Coverage   92.31%   92.28%   -0.03%     
==========================================
  Files         269      269              
  Lines        3345     3345              
  Branches       54       55       +1     
==========================================
- Hits         3088     3087       -1     
- Misses        257      258       +1

Impacted Files	Coverage Δ
...src/main/scala/hmda/parser/fi/ts/TsCsvParser.scala	100% <100%> (ø)	✅
...c/main/scala/hmda/parser/fi/lar/LarCsvParser.scala	100% <100%> (ø)	✅
.../api/protocol/admin/WriteInstitutionProtocol.scala	81.48% <0%> (-1.86%)	❌

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