test(client): JSONB RSS usage

[Druue]

tests #21471
Per @pzgorzaly's repro

Note: this doesn't preclude there being a leak in engines; this only measures js, so if anything, this further aids this suspicion

Running it at 1000 iterations:

No memory leak detected
Memory growth rate: 0.1799156039156039 bytes / iteration, which is below threshold

Running it at 500 iterations:

No memory leak detected
Memory growth rate: 0.3992183648734595 bytes / iteration, which is below threshold

Running it at 20 iterations:

No memory leak detected
Memory growth rate: 2.0210526315789474 bytes / iteration, which is below threshold

[github-actions]

size-limit report 📦

Path	Size
packages/client/runtime/library.js	179.64 KB (0%)
packages/client/runtime/library.d.ts	81 B (0%)
packages/client/runtime/binary.js	600.86 KB (0%)
packages/client/runtime/binary.d.ts	26 B (0%)
packages/client/runtime/edge.js	158.91 KB (0%)
packages/client/runtime/edge-esm.js	158.8 KB (0%)
packages/client/runtime/wasm.js	114.75 KB (0%)
packages/client/runtime/index-browser.js	33.77 KB (0%)
packages/client/runtime/index-browser.d.ts	89 B (0%)
packages/cli/build/index.js	2.77 MB (0%)
packages/client/prisma-client-0.0.0.tgz	3 MB (0%)
packages/cli/prisma-0.0.0.tgz	3.97 MB (0%)
packages/bundle-size/da-workers-libsql/output.tgz	880.81 KB (0%)
packages/bundle-size/da-workers-neon/output.tgz	959.65 KB (0%)
packages/bundle-size/da-workers-pg/output.tgz	978.38 KB (0%)
packages/bundle-size/da-workers-pg-worker/output.tgz	934.1 KB (0%)
packages/bundle-size/da-workers-planetscale/output.tgz	896.19 KB (0%)
packages/bundle-size/da-workers-d1/output.tgz	853.89 KB (0%)

[github-actions]

Client memory tests, node 18, library:

✅ Success

[Jolg42]

@Druue Did you see this yet?
https://github.com/prisma/prisma/actions/runs/8785229177/job/24105290598?pr=23917#step:5:76

Running test rssJSONB
Prisma schema loaded from tests/memory/rssJSONB/prisma/schema.prisma
Datasource "db": PostgreSQL database "tests", schema "public" at "localhost:5432"

PostgreSQL database tests created at localhost:5432

The PostgreSQL database "tests" schema "public" at "localhost:5432" was successfully reset.

🚀  Your database is now in sync with your Prisma schema. Done in 26ms
Looks like test is leaking memory

Leak rate: 4484.509090909091 bytes / iteration

[Jolg42]

It looks like the test is now passing with your last commit