Add "test" for Debug representation of various C API symbolize types #489

Job	Run time
Generate documentation	16s
Check generated C header	42s
Benchmark	4m 9s
Lint with clippy	1m 0s
No-op rebuilds	45s
Build [ubuntu-latest, 1.63.0, dev, ]	48s
Build [ubuntu-latest, 1.63.0, release, ]	1m 10s
Build [ubuntu-latest, stable, dev, ]	14s
Build [ubuntu-latest, stable, release, ]	18s
Build [macos-latest, 1.63.0, dev, ]	1m 19s
Build [macos-latest, 1.63.0, release, ]	1m 21s
Build [macos-latest, stable, dev, ]	32s
Build [macos-latest, stable, release, ]	47s
Build [ubuntu-latest, stable, dev, --no-default-features]	26s
Check code formatting	16s
Test and coverage	2m 16s
Test with release build	2m 3s
Test with address sanitizer	3m 46s
Test with leak sanitizer	2m 57s
	25m 5s

Provide feedback