Introduce Input enum for symbolization APIs #804

Job	Run time
Benchmark	7m 34s
Check generated C header	52s
Build [ubuntu-latest, 1.64.0, dev, ]	3m 51s
Generate documentation	20s
Build [ubuntu-latest, 1.64.0, release, ]	4m 12s
Lint with clippy	1m 8s
No-op rebuilds	54s
Build [ubuntu-latest, stable, dev, ]	30s
Check code formatting	14s
Build [ubuntu-latest, stable, release, ]	46s
Test and coverage	2m 8s
Build [macos-latest, 1.64.0, dev, ]	6m 23s
Test with release build	3m 2s
Build [macos-latest, 1.64.0, release, ]	4m 57s
Test with address sanitizer	4m 22s
Build [macos-latest, stable, dev, ]	45s
Test with leak sanitizer	3m 24s
Build [macos-latest, stable, release, ]	1m 16s
Build [ubuntu-latest, stable, dev, --no-default-features]	39s
	47m 17s

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