xcm-executor: validate destinations for ReserveWithdraw and Teleport transfers (#5660)

This change adds the required validation for stronger UX guarantees when
using `InitiateReserveWithdraw` or `InitiateTeleport` XCM instructions.
Execution of the instructions will fail if the local chain is not
configured to trust the "destination" or "reserve" chain as a
reserve/trusted-teleporter for the provided "assets".

With this change, misuse of `InitiateReserveWithdraw`/`InitiateTeleport`
fails on origin with no overall side-effects, rather than failing on
destination (with side-effects to origin's assets issuance).

The commit also makes the same validations for pallet-xcm transfers, and
adds regression tests.

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Signed-off-by: Adrian Catangiu <[email protected]>
Co-authored-by: Branislav Kontur <[email protected]>
(cherry picked from commit b5ac7a9d)