remove verification script

scripts/verify_shell_spec.sh

@@ -1,29 +0,0 @@
-#!/usr/bin/env bash
-
-usage() {
-    echo Usage:
-    echo "$0 <generated shell spec>"
-    exit 1
-}
-
-set -e
-
-spec_path=$1
-
-# sort the json files by key to make sure they are the same when hashed
-jq --sort-keys . polkadot-parachains/res/shell-statemint.json > sorted.json
-# generate the checksum
-sha256sum sorted.json > chainspec-checksum
-
-# overwrite the sorted chainspec json...
-jq --sort-keys . $spec_path > sorted.json
-# ...so that we can verify the checksum
-sha256sum --check chainspec-checksum
-
-cp shell-head-data shell-head-data-copy
-# generate the checksum for the freshly generated head data
-sha256sum shell-head-data-copy > head-data-checksum
-# overwrite the head data with the repo version...
-cp polkadot-parachains/res/shell-statemint-head-data shell-head-data-copy
-# ...so that we can verify the checksum
-sha256sum --check head-data-checksum