KSP QueryEntity annotation support

[IceBlizz6]

Solves #1342 by detecting classes that are annotated with com.querydsl.core.annotations.QueryEntity and org.springframework.data.mongodb.core.mapping.Document as valid entities.

[codecov]

Codecov Report

❌ Patch coverage is 0% with 34 lines in your changes missing coverage. Please review.
✅ Project coverage is 0.00%. Comparing base (a78b8c6) to head (1e6282e).

Files with missing lines	Patch %	Lines
...tlin/com/querydsl/ksp/codegen/QueryDslProcessor.kt	0.00%	23 Missing ⚠️
.../kotlin/com/querydsl/ksp/codegen/QueryModelType.kt	0.00%	11 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           master   #1345    +/-   ##
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  Coverage    0.00%   0.00%            
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  Files         812     837    +25     
  Lines       31149   31485   +336     
  Branches     3536    3544     +8     
=======================================
- Misses      31149   31485   +336     

Flag	Coverage Δ
cubrid	0.00% <0.00%> (?)
db2	0.00% <0.00%> (?)
embedded	0.00% <0.00%> (?)
examples	0.00% <ø> (?)
firebird	0.00% <0.00%> (?)
mongodb	0.00% <0.00%> (?)
mysql	0.00% <0.00%> (?)
oracle	0.00% <0.00%> (?)
postgresql	0.00% <0.00%> (?)
test	0.00% <0.00%> (ø)

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[IceBlizz6]

I made some attempts at testing this, it gave me an error cause i was using JPA and it seems like QueryEntity annotation by itself doesn't work then?

Let me know if you understand how to do a setup that makes QueryEntity work.