Updated dev dependencies

Also updating Chrome to v91 for tests

.devcontainer/docker-compose.yaml

@@ -24,6 +24,6 @@ services:
     ports:
         - 8080:80
   selenium-chrome:
-    image: selenium/standalone-chrome:85.0
+    image: selenium/standalone-chrome:91.0
     container_name: selenium-chrome
     shm_size: '2gb'

package.json

@@ -34,17 +34,17 @@
     "regexparam": "1.3.0"
   },
   "devDependencies": {
-    "@rollup/plugin-commonjs": "^17.0.0",
-    "@rollup/plugin-node-resolve": "^11.0.0",
-    "chromedriver": "^85.0.0",
-    "eslint": "^7.14.0",
-    "eslint-plugin-html": "^6.1.1",
-    "eslint-plugin-svelte3": "^2.7.3",
-    "nightwatch": "^1.5.1",
-    "rollup": "^2.34.0",
-    "rollup-plugin-css-only": "^3.0.0",
-    "rollup-plugin-svelte": "^7.0.0",
-    "serve": "^11.3.2",
-    "svelte": "^3.31.0"
+    "@rollup/plugin-commonjs": "^19.0.0",
+    "@rollup/plugin-node-resolve": "^13.0.0",
+    "chromedriver": "^91.0.1",
+    "eslint": "^7.28.0",
+    "eslint-plugin-html": "^6.1.2",
+    "eslint-plugin-svelte3": "^3.2.0",
+    "nightwatch": "^1.7.3",
+    "rollup": "^2.51.2",
+    "rollup-plugin-css-only": "^3.1.0",
+    "rollup-plugin-svelte": "^7.1.0",
+    "serve": "^12.0.0",
+    "svelte": "^3.38.2"
   }
 }