Merge branch 'na-sgx-hello-world' of https://github.com/paritytech/substrate...

Merge branch 'na-sgx-hello-world' of https://github.com/paritytech/substrate into na-sgx-hello-world

* 'na-sgx-hello-world' of https://github.com/paritytech/substrate:
  change storage_hasher to blake2_128
  add some logs
  feat: add `sgx_hello_world` pallet template