Add better partition string escaping

[gallamine]

Based on the https://github.com/nils-braun/dask-sql/issues/179 this PR adds string escaping to non-integer partition values. Partitions like:

forecasted_business_day=2021-05-27

will now be wrapped like

forecasted_business_day="2021-05-27"

when executing the SQL

[codecov-commenter]

Codecov Report

Merging #180 (cdc603e) into main (bbfee5f) will not change coverage. The diff coverage is 100.00%.

@@            Coverage Diff            @@
##              main      #180   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           57        57           
  Lines         2209      2210    +1     
  Branches       303       303           
=========================================
+ Hits          2209      2210    +1     

Impacted Files	Coverage Δ
dask_sql/input_utils/hive.py	100.00% <100.00%> (ø)

---

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 bbfee5f...cdc603e. Read the comment docs.

[nils-braun]

Thank you so much @gallamine! I have added some thoughts to https://github.com/gallamine/dask-sql/pull/1 on that and #181. I think we need to solve both issues at the same time.

[GPUtester]

Can one of the admins verify this patch?

Admins can comment ok to test to allow this one PR to run or add to allowlist to allow all future PRs from the same author to run.