Update dependencies

packages/language-select/package.json

@@ -8,15 +8,15 @@
     "karma-chrome-launcher": "^3.0.0",
     "karma-mocha": "^1.3.0",
     "node-sass": "^4.12.0",
-    "puppeteer": "^1.15.0",
+    "puppeteer": "^1.19.0",
     "mocha": "^6.2.0",
     "chai": "^4.2.0",
-    "rollup": "^1.11.3",
-    "rollup-plugin-commonjs": "^9.3.4",
-    "rollup-plugin-copy": "^2.0.1",
-    "rollup-plugin-node-resolve": "^4.2.3",
+    "rollup": "^1.19.4",
+    "rollup-plugin-commonjs": "^10.0.2",
+    "rollup-plugin-copy": "^3.1.0",
+    "rollup-plugin-node-resolve": "^5.2.0",
     "rollup-plugin-serve": "^1.0.1",
-    "rollup-plugin-terser": "^4.0.4",
+    "rollup-plugin-terser": "^5.1.1",
     "rollup-plugin-json": "^4.0.0",
     "rollup-plugin-replace": "^2.2.0",
     "rollup-plugin-multi-entry": "^2.1.0",
@@ -24,7 +24,7 @@
     "vpu-common": "file:./vendor/common"
   },
   "dependencies": {
-    "lit-element": "^2.1.0"
+    "lit-element": "^2.2.1"
   },
   "scripts": {
     "clean": "rm dist/*",

packages/language-select/rollup.config.js

@@ -35,9 +35,8 @@ export default {
         (build !== 'local' && build !== 'test') ? terser() : false,
         copy({
             targets: [
-                'assets/index.html',
+                {src: 'assets/index.html', dest: 'dist'},
             ],
-            outputFolder: 'dist'
         }),
         (process.env.ROLLUP_WATCH === 'true') ? serve({contentBase: 'dist', host: '127.0.0.1', port: 8002}) : false
     ]