* shelf: start working on substitution for `ISODate`
* a draft for Sumit to check what I did wrong in my tests
* test: tests are working
* test: cleanup
* refactor: add replacementDataType parameter to DataTypeStringUtils.jsonSmartReplacementPlaceholderWithValue
* fix: remove quotes for Mongo Types work in single form, arrays and json.
* add handling for more use cases
add/update more TCs
* add comments
* add more comments
* add space (cosmetic change)
Co-authored-by: Sumit Kumar <sumit@appsmith.com>