* fuzz: Fix off by one error in sparse merkle trie item insertion
* remove new line
* Move validation to the proto constructor
* fix build
* Add a unit test because @nisdas is going to ask for it
* fix up
* gaz
* Update container/trie/sparse_merkle.go
* Update container/trie/sparse_merkle_test.go
Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>
Co-authored-by: nisdas <nishdas93@gmail.com>