Improve error handling for `to_apify_request` serialization failures #319

Job	Run time
Run lint and type checks / Lint and type checks (3.8)	40s
Check version availability / Check version availability	30s
Run lint and type checks / Lint and type checks (3.9)	46s
Run lint and type checks / Lint and type checks (3.10)	41s
Run lint and type checks / Lint and type checks (3.11)	43s
Run lint and type checks / Lint and type checks (3.12)	53s
Run unit tests / Run unit tests (ubuntu-latest, 3.8)	58s
Run unit tests / Run unit tests (ubuntu-latest, 3.9)	1m 6s
Run unit tests / Run unit tests (ubuntu-latest, 3.10)	1m 0s
Run unit tests / Run unit tests (ubuntu-latest, 3.11)	1m 0s
Run unit tests / Run unit tests (ubuntu-latest, 3.12)	1m 4s
Run unit tests / Run unit tests (windows-latest, 3.8)	2m 55s
Run unit tests / Run unit tests (windows-latest, 3.9)	1m 57s
Run unit tests / Run unit tests (windows-latest, 3.10)	2m 30s
Run unit tests / Run unit tests (windows-latest, 3.11)	2m 29s
Run unit tests / Run unit tests (windows-latest, 3.12)	2m 9s
Approve integration tests from fork	0s
Run integration tests from fork	0s
Run integration tests / Run integration tests (3.8)	3m 34s
Run integration tests / Run integration tests (3.9)	4m 5s
Run integration tests / Run integration tests (3.10)	3m 37s
Run integration tests / Run integration tests (3.11)	3m 40s
Run integration tests / Run integration tests (3.12)	4m 23s
	40m 40s

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