Remove extraneous Node.js core module dependencies

- buffer and stream-browserify are already provided by node-polyfill-webpack-plugin

Signed-off-by: Christopher Ng <chrng8@gmail.com>

package.json

@@ -52,7 +52,6 @@
     "backbone": "^1.4.1",
     "blueimp-md5": "^2.19.0",
     "bootstrap": "^4.6.0",
-    "buffer": "^6.0.3",
     "camelcase": "^6.3.0",
     "clipboard": "^2.0.10",
     "core-js": "^3.24.0",
@@ -81,7 +80,6 @@
     "regenerator-runtime": "^0.13.9",
     "select2": "3.5.1",
     "snap.js": "^2.0.9",
-    "stream-browserify": "^3.0.0",
     "strengthify": "github:nextcloud/strengthify#0.5.9",
     "underscore": "1.13.4",
     "url-search-params-polyfill": "^8.1.1",

webpack.common.js

@@ -161,8 +161,6 @@ module.exports = {
 		extensions: ['*', '.js', '.vue'],
 		symlinks: true,
 		fallback: {
-			stream: require.resolve('stream-browserify'),
-			buffer: require.resolve('buffer'),
 			assert: false,
 		},
 	},