Add context in name validation errors #2009

Job	Run time
Clippy	29s
Format	6s
Cargo Deny	11s
MSRV	30s
Cargo Package	23s
Check for documentation errors (stable)	36s
Build+test (--all-features, stable)	45s
Check for documentation errors (beta)	31s
Build+test (stable, ubuntu-latest)	41s
Check for documentation errors (nightly)	32s
Build+test (--features=alloc, stable, ubuntu-latest)	42s
Build+test (--no-default-features, stable, ubuntu-latest)	36s
Build+test (--no-default-features --features alloc,std, stable, ubuntu-latest)	29s
Build+test (--all-features, --release, stable, ubuntu-latest)	1m 11s
Build+test (--all-features, nightly, ubuntu-latest)	10s
Validate external types appearing in public API	56s
Build+test (--all-features, beta, ubuntu-latest)	51s
Build+test (--no-default-features --features alloc,std,aws_lc_rs, stable, macos-latest)	53s
Measure coverage	39s
Build+test (--no-default-features --features alloc,std,aws_lc_rs, stable, windows-latest)	2m 4s
Check cross compilation targets	31s
Build+test (--no-default-features --features alloc,std,aws_lc_rs, stable, ubuntu-latest)	39s
Feature Powerset	5s
Verify that no-std modes do not rely on libstd (--no-default-features)	8s
Check semver compatibility	27s
Verify that no-std modes do not rely on libstd (--no-default-features --features alloc)	10s
	15m 15s

Provide feedback