re-add temporary fix: build bcrypto.node

Author: ryanio

package.json

@@ -13,7 +13,7 @@
   "scripts": {
     "postinstall": "npm run bootstrap",
     "bootstrap": "lerna bootstrap --ignore-scripts --include-dependencies --no-ci --hoist && npm run temporaryClientFixes && npm run build",
-    "temporaryClientFixes": "cp node_modules/interface-datastore/dist/src/key.d.ts node_modules/interface-datastore/src",
+    "temporaryClientFixes": "cp node_modules/interface-datastore/dist/src/key.d.ts node_modules/interface-datastore/src && cd node_modules/bcrypto && npm i",
     "bootstrap:block": "npm run bootstrap -- --scope @ethereumjs/block",
     "bootstrap:blockchain": "npm run bootstrap -- --scope @ethereumjs/blockchain",
     "bootstrap:client": "npm run bootstrap -- --scope @ethereumjs/client",