Make getMore integration tests pass for SQLite

[noisersup]

Description

• getmore_test.go
• indexes_command_compat_test.go

Closes #3131.

Readiness checklist

• I added/updated unit tests (and they pass).
• I added/updated integration/compatibility tests (and they pass).
• I added/updated comments and checked rendering.
• I made spot refactorings.
• I updated user documentation.
• I ran task all, and it passed.
• I ensured that PR title is good enough for the changelog.
• (for maintainers only) I set Reviewers (@FerretDB/core), Labels, Project and project's Sprint fields.
• I marked all done items in this checklist.

[codecov]

Codecov Report

Merging #3174 (8422e8b) into main (cc3e3ff) will decrease coverage by 0.19%.
The diff coverage is n/a.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3174      +/-   ##
==========================================
- Coverage   75.38%   75.20%   -0.19%     
==========================================
  Files         396      396              
  Lines       22202    22202              
==========================================
- Hits        16738    16697      -41     
- Misses       4480     4512      +32     
- Partials      984      993       +9     

see 16 files with indirect coverage changes

Flag	Coverage Δ
hana	?
integration	71.61% <ø> (-0.20%)	⬇️
mongodb	5.30% <ø> (ø)
pg	65.21% <ø> (ø)
shard-1	56.61% <ø> (+0.05%)	⬆️
shard-2	55.16% <ø> (-0.26%)	⬇️
shard-3	49.71% <ø> (-5.84%)	⬇️
sqlite	33.52% <ø> (-0.61%)	⬇️
unit	24.68% <ø> (ø)

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

[chilagrow]

🚀

[rumyantseva]

[mergify]

@noisersup this pull request has merge conflicts.

[rumyantseva]