Update field type and column name mappings between Vertica and Snowflake

[bmedx]

Analytics Pipeline Pull Request

Make sure that the following steps are done before merging:

• [ ] If you have a migration please contact data engineering team before merging.
• [ ] Before merging run full acceptance tests suite and provide URL for the acceptance tests run.
• [ ] A member of data engineering team has approved the pull request.

[codecov[bot]]

Codecov Report

Merging #779 into master will decrease coverage by 0.01%. The diff coverage is 10%.

@@            Coverage Diff             @@
##           master     #779      +/-   ##
==========================================
- Coverage   74.17%   74.15%   -0.02%     
==========================================
  Files         209      209              
  Lines       23667    23674       +7     
==========================================
+ Hits        17555    17556       +1     
- Misses       6112     6118       +6

Impacted Files	Coverage Δ
...asks/warehouse/load_vertica_schema_to_snowflake.py	41.3% <10%> (-4.85%)	:arrow_down:

---

Continue to review full report at Codecov.

Legend - Click here to learn more Δ = absolute <relative> (impact), ø = not affected, ? = missing data Powered by Codecov. Last update 399d818...dd6369f. Read the comment docs.