Add electron-is-dev to dependencies

Author: Aveek-Saha

package-lock.json

@@ -64,7 +64,6 @@
     "concurrently": "^5.3.0",
     "electron": "^7.3.3",
     "electron-builder": "^22.9.1",
-    "electron-is-dev": "^1.2.0",
     "electron-reload": "^1.5.0",
     "prettier": "^2.2.1",
     "prettier-plugin-svelte": "^1.4.2",
@@ -79,6 +78,7 @@
     "about-window": "^1.13.4",
     "bootstrap": "^4.6.0",
     "chokidar": "^3.5.1",
+    "electron-is-dev": "^1.2.0",
     "electron-json-storage": "^4.3.0",
     "howler": "^2.2.1",
     "jquery": "^3.5.1",