Update node-sass

package.json

@@ -13,7 +13,8 @@
 		"test": "jest",
 		"test:watch": "jest --watchAll",
 		"npm": "webpack --config ./webpack.config.npm.js",
-		"docs": "webpack --config ./webpack.config.docs.js"
+		"docs": "webpack --config ./webpack.config.docs.js",
+		"build-css": "node-sass src/styles -o dist/styles"
 	},
 	"devDependencies": {
 		"@babel/preset-env": "^7.4.5",
@@ -29,10 +30,10 @@
 		"enzyme-adapter-react-16": "^1.15.6",
 		"identity-obj-proxy": "^3.0.0",
 		"jest": "^27.0.4",
-		"node-sass": "^4.14.1",
+		"node-sass": "^6.0.0",
 		"react": "^16.8.6",
 		"react-dom": "^16.8.6",
-		"sass-loader": "^7.1.0",
+		"sass-loader": "^10.1.1",
 		"style-loader": "^0.23.1",
 		"ts-jest": "^27.0.4",
 		"ts-loader": "^8.1.0",
@@ -51,8 +52,7 @@
 		"mobx-utils": "^5.5.5",
 		"react-linkify": "^1.0.0-alpha",
 		"react-markdown": "^4.0.8",
-		"uri-join": "^1.0.1",
-		"vss-web-extension-sdk": "^5.141.0"
+		"uri-join": "^1.0.1"
 	},
 	"peerDependencies": {
 		"react": "^16.8.6",