SNOW-973444: Change Prepare to be handled as a Noop

[sfc-gh-jmartinez]

Description

Change Prepare method to be handled as a noop, removed throw NotImplementedException.

Checklist

• [x] Code compiles correctly
• [x] Code is formatted according to Coding Conventions
• [x] Created tests which fail without the change (if possible)
• [ ] All tests passing (dotnet test)
• [x] Extended the README / documentation, if necessary
• [x] Provide JIRA issue id (if possible) or GitHub issue id in PR name

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 84.67%. Comparing base (0c19e2d) to head (3ced9b5).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #894 +/- ## ========================================== - Coverage 84.68% 84.67% -0.02% ========================================== Files 89 89 Lines 9709 9709 Branches 921 921 ========================================== - Hits 8222 8221 -1 Misses 1259 1259 - Partials 228 229 +1 ```

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