feat: add SanityCheckLayer to detect unexpected list responses and ex…

[bytelazy]

…pose SanityCheckLayer in mod.rs (#6646)

Which issue does this PR close?

Closes #.6646

Rationale for this change

What changes are included in this PR?

add SanityCheckLayer to detect unexpected list responses and expose SanityCheckLayer in mod.rs

Are there any user-facing changes?

No changes to existing APIs but this add a new layer to choose