refactor: binding struct values when they are parsed as row

[cykbls01]

What's changed and what's your intention?

PLEASE DO NOT LEAVE THIS EMPTY !!!

Delete scalarImpl to datatype function since we can get the data type from literal.

Checklist

• I have written necessary docs and comments
• I have added necessary unit tests and integration tests

Refer to a related PR or issue link (optional)

[codecov]

Codecov Report

Merging #2508 (5401743) into main (3a21481) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main    #2508   +/-   ##
=======================================
  Coverage   71.33%   71.34%           
=======================================
  Files         689      689           
  Lines       88645    88605   -40     
=======================================
- Hits        63234    63212   -22     
+ Misses      25411    25393   -18     

Flag	Coverage Δ
rust	71.34% <100.00%> (+<0.01%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
src/common/src/types/mod.rs	65.57% <ø> (+0.48%)	⬆️
src/common/src/types/scalar_impl.rs	59.84% <ø> (+2.44%)	⬆️
src/frontend/src/binder/values.rs	92.68% <100.00%> (ø)
src/common/src/array/struct_array.rs	83.58% <0.00%> (-0.92%)	⬇️
src/connector/src/filesystem/file_common.rs	80.35% <0.00%> (-0.45%)	⬇️

📣 Codecov can now indicate which changes are the most critical in Pull Requests. Learn more

[neverchanje]

lgtm