fix: includeKeys when fetching pointer

[project-saf]

New Pull Request Checklist

• I am not disclosing a vulnerability.
• I am creating this PR in reference to a discussion.

Issue Description

This is a bug fix for the fetch(includeKeys...) function in Pointer.
Related discussion

Approach

Account for the params.

TODOs before merging

• Add tests
• Add entry to changelog
• Add changes to documentation (guides, repository pages, in-code descriptions)

[codecov]

Codecov Report

Merging #129 (2a57cce) into main (5f2c5f4) will decrease coverage by 0.16%.
The diff coverage is 84.61%.

@@            Coverage Diff             @@
##             main     #129      +/-   ##
==========================================
- Coverage   91.35%   91.19%   -0.16%     
==========================================
  Files         175      175              
  Lines       15457    15417      -40     
==========================================
- Hits        14121    14060      -61     
- Misses       1336     1357      +21     

Files Changed	Coverage Δ
...urces/ParseSwift/API/API+NonParseBodyCommand.swift	80.00% <0.00%> (ø)
Sources/ParseSwift/Coding/ParseCoding.swift	90.90% <ø> (-2.60%)	⬇️
Sources/ParseSwift/Types/Pointer.swift	98.14% <91.66%> (-1.86%)	⬇️

... and 7 files with indirect coverage changes

[cbaker6]

Thanks for submitting a PR for the issue. Be sure to install SwiftLint following the directions here to fix the CI issues https://github.com/netreconlab/Parse-Swift/blob/main/CONTRIBUTING.md#environment-setup

[cbaker6]

In the future, when you create a PR, please check the box to give me access to make changes to the repo.

Closing this in favor of #133 since I don't have access to fix linting