feat: Handle implicit SQL string → temporal conversion in the BETWEEN clause

[alexander-beedie]

Closes #16275.

(All the hard work was done in #15958, so this was a very quick win ;)

Example

df.sql("SELECT * FROM self WHERE dt BETWEEN '2020-01-01' AND '2002-02-02'")

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.81%. Comparing base (11fe9d8) to head (eb29e92).

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #16279      +/-   ##
==========================================
+ Coverage   80.80%   80.81%   +0.01%     
==========================================
  Files        1393     1393              
  Lines      179406   179408       +2     
  Branches     2921     2921              
==========================================
+ Hits       144971   144993      +22     
+ Misses      33932    33912      -20     
  Partials      503      503              

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