cleanup unused things

package.json

@@ -11,7 +11,6 @@
   "type": "module",
   "types": "dist/shoelace.d.ts",
   "files": [
-    "custom-elements.json",
     "dist"
   ],
   "keywords": [

scripts/build.js

@@ -5,7 +5,6 @@ import browserSync from 'browser-sync';
 import chalk from 'chalk';
 import commandLineArgs from 'command-line-args';
 import copy from 'recursive-copy';
-import crypto from 'crypto';
 import del from 'del';
 import esbuild from 'esbuild';
 import fs from 'fs';

scripts/make-vscode-data.js

@@ -5,7 +5,6 @@
 //
 import chalk from 'chalk';
 import fs from 'fs';
-import mkdirp from 'mkdirp';
 
 const metadata = JSON.parse(fs.readFileSync('./dist/custom-elements.json', 'utf8'));