title: "pallet assets: minor improvement on errors returned for some calls"

doc:
  - audience: Runtime Dev
    description: |
      Some calls in pallet assets have better errors. No new error is introduced, only more sensible choice are made.
  - audience: Runtime User
    description: |
      Some calls in pallet assets have better errors. No new error is introduced, only more sensible choice are made.

crates:
  - name: pallet-assets
    bump: minor