refactor: move find_field_path to jp.rs #23694

Job	Run time
Check if Build	4s
Test AWS Lambda Build	2m 53s
Run Tests (Cloudflare)	3m 12s
Run Tests (WASM)	56s
Check Examples	56s
Draft Release	0s
Outputs matrix used for cross compilation / setup-matrix	32s
Run Tests on linux-x64-gnu	3m 25s
Run Tests on linux-x64-musl	5m 3s
Run Tests on linux-arm64-gnu	12m 50s
Run Tests on linux-arm64-musl	12m 17s
Run Tests on linux-ia32-gnu	6m 1s
Run Tests on darwin-arm64	4m 58s
Run Tests on darwin-x64	5m 0s
Run Tests on win32-x64-msvc	15m 58s
Run Tests on win32-arm64-msvc	3m 35s
Run Tests on win32-ia32-msvc	15m 27s
Release (AWS Lambda)	0s
Release	0s
build-and-push-image	0s
Publish NPM main package	0s
Semantic Release	0s
Homebrew Release	0s
	1h 33m 7s

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