[VecOps] Implement a missing TAdoptAllocator::destroy
[VecOps] Implement a missing TAdoptAllocator::destroy

which is a no-op in case the allocator is adopting.

karies/root,karies/root,olifre/root,root-mirror/root,karies/root,olifre/root,root-mirror/root,olifre/root,olifre/root,olifre/root,olifre/root,olifre/root,root-mirror/root,karies/root,karies/root,olifre/root,olifre/root,root-mirror/root,root-mirror/root,root-mirror/root,karies/root,karies/root,root-mirror/root,root-mirror/root,root-mirror/root,root-mirror/root,karies/root,karies/root,karies/root,olifre/root,olifre/root,karies/root,root-mirror/root