Update package.json

Fixes the electron built app error, removed duplicates, moved node-gyp to devDeps

package.json

@@ -60,13 +60,13 @@
     "app-root-path": "^2.1.0",
     "electron-storage": "^1.0.7",
     "ethereum-private-key-to-address": "0.0.2",
+    "ethereumjs-common": "^1.5.0",
     "fs-extra": "^7.0.1",
     "handlebars": "^4.7.2",
     "keythereum": "^1.0.0",
     "moment": "^2.23.0",
     "nedb": "^1.8.0",
     "node-fetch": "^2.6.0",
-    "node-gyp": "^6.1.0",
     "pull-file-reader": "^1.0.2",
     "single-instance": "0.0.1"
   },
@@ -74,14 +74,10 @@
     "browserify": "^16.5.0",
     "electron": "^3.1.13",
     "electron-builder": "^21.2.0",
-    "ethereum-private-key-to-address": "0.0.2",
-    "ethereumjs-common": "^1.5.0",
     "ipfs": "^0.40.0",
     "js-beautify": "^1.10.3",
-    "keythereum": "^1.0.0",
     "libp2p-pnet": "^0.1.0",
-    "node-fetch": "^2.6.0",
-    "pull-file-reader": "^1.0.2",
+    "node-gyp": "^6.1.0",
     "unibeautify": "^0.17.0",
     "unibeautify-cli": "^0.2.1",
     "web3": "^1.2.4"