demo: update deps

demo/package.json

@@ -15,21 +15,21 @@
     "@babel/preset-env": "^7.10.3",
     "@babel/runtime-corejs3": "^7.10.3",
     "@rollup/plugin-babel": "^5.0.4",
-    "@rollup/plugin-commonjs": "^14.0.0",
+    "@rollup/plugin-commonjs": "^16.0.0",
     "@rollup/plugin-json": "^4.1.0",
-    "@rollup/plugin-node-resolve": "^8.1.0",
+    "@rollup/plugin-node-resolve": "^10.0.0",
     "@rollup/plugin-replace": "^2.3.3",
     "@rollup/plugin-url": "^5.0.1",
     "babel-eslint": "^10.0.3",
     "chai": "^4.2.0",
     "chokidar": "^3.4.0",
     "eslint": "^7.3.1",
-    "eslint-plugin-jsdoc": "^29.2.0",
+    "eslint-plugin-jsdoc": "^30.7.8",
     "glob": "^7.1.6",
-    "i18next-scanner": "^2.10.3",
+    "i18next-scanner": "^3.0.0",
     "karma": "^5.1.0",
     "karma-chrome-launcher": "^3.1.0",
-    "karma-firefox-launcher": "^1.3.0",
+    "karma-firefox-launcher": "^2.1.0",
     "karma-mocha": "^2.0.1",
     "mocha": "^8.0.1",
     "rollup": "^2.18.1",
@@ -40,7 +40,7 @@
     "rollup-plugin-license": "^2.1.0",
     "rollup-plugin-md": "^0.0.7",
     "rollup-plugin-serve": "^1.0.1",
-    "rollup-plugin-terser": "^6.1.0",
+    "rollup-plugin-terser": "^7.0.2",
     "selfsigned": "^1.10.7"
   },
   "dependencies": {
@@ -51,10 +51,11 @@
     "dbp-file-handling": "^1.0.0",
     "dbp-language-select": "^1.0.0",
     "dbp-notification": "^1.0.0",
-    "dbp-person-select": "^1.0.0",
     "dbp-person-profile": "^1.0.0",
-    "fabric": "^3.6.3",
+    "dbp-person-select": "^1.0.0",
+    "fabric": "^4.2.0",
     "file-saver": "^2.0.2",
+    "highlight.js": "^10.1.2",
     "i18next": "^19.5.1",
     "jszip": "^3.5.0",
     "lit-element": "^2.3.1",
@@ -63,8 +64,7 @@
     "source-sans-pro": "^2.45.0",
     "tabulator-tables": "^4.7.0",
     "universal-router": "^9.0.1",
-    "webdav": "^3.3.0",
-    "highlight.js": "^10.1.2"
+    "webdav": "^3.3.0"
   },
   "scripts": {
     "build-dev": "rollup -c --environment BUILD:development",