Add DSL traits for generic Upsert operations #6402

Job	Run time
Check rustfmt style && run clippy	2m 17s
Check sqlite bundled + Sqlite with asan	3m 32s
Compiletests	1m 45s
Check sqlite wasm	2m 44s
Run Cargo Semver-Checks	1m 11s
Check Minimal supported rust version (1.88.0)	1m 42s
Check mysql bundled + Mysql with asan	13m 41s
Sqlite (no-std)	1m 58s
Check postgres bundled + Postgres with asan	7m 13s
Check (stable, sqlite, windows-2025)	5m 8s
Check (stable, postgres, ubuntu-24.04-arm)	5m 56s
Check (stable, sqlite, macos-15-intel)	3m 9s
Check (stable, postgres, macos-15)	4m 30s
Check (stable, sqlite, ubuntu-24.04-arm)	3m 20s
Check (stable, sqlite, ubuntu-latest)	3m 13s
Check (beta, sqlite, ubuntu-latest)	4m 12s
Check (nightly, postgres, ubuntu-latest)	7m 46s
Check (stable, mysql, ubuntu-latest)	5m 3s
Check (stable, mysql, macos-15)	4m 52s
Check (stable, mysql, ubuntu-24.04-arm)	6m 28s
Check (stable, sqlite, macos-15)	1m 56s
Check (nightly, mysql, ubuntu-latest)	8m 31s
Check (stable, postgres, windows-2025)	21m 9s
Check (beta, mysql, ubuntu-latest)	8m 24s
Check (stable, mysql, windows-2025)	6m 47s
Check (stable, postgres, ubuntu-latest)	7m 55s
Check (beta, postgres, ubuntu-latest)	5m 50s
Check (stable, mysql, macos-15-intel)	7m 20s
Check (stable, postgres, macos-15-intel)	7m 42s
Check (nightly, sqlite, ubuntu-latest)	4m 18s
	2h 49m 32s

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