Fix VEP parsing failures stemming from indels

[bboutkov]

Signed-off-by: Boris Boutkov boris.boutkov@gmail.com

What changes are proposed in this pull request?

Small collection of Int to String conversions for VEP parsing. Fixes #389

How is this patch tested?

• [ ] Unit tests
• [ ] Integration tests
• [ X] Manual tests

[codecov[bot]]

Codecov Report

Merging #402 (f5b4553) into master (509d9af) will decrease coverage by 0.06%. The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #402      +/-   ##
==========================================
- Coverage   93.69%   93.63%   -0.07%     
==========================================
  Files          95       95              
  Lines        4824     4824              
  Branches      466      466              
==========================================
- Hits         4520     4517       -3     
- Misses        304      307       +3     

Impacted Files	Coverage Δ
...ain/scala/io/projectglow/vcf/AnnotationUtils.scala	100.00% <100.00%> (ø)
...low/vcf/InternalRowToVariantContextConverter.scala	92.34% <0.00%> (-0.91%)	:arrow_down:
...low/vcf/VariantContextToInternalRowConverter.scala	94.96% <0.00%> (-0.32%)	:arrow_down:

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[williambrandler]

looks like the codecov failed because the test coverage dropped by 0.07% Will have to wait for either @karenfeng or @kianfar77 to come back from PTO and adjust this setting, as I do not have access. Therefore expect we will have to wait to merge this into glow v1.1.1