Bump svelte from 4.2.8 to 4.2.19 in /container and /website (#4046)

Author: dependabot[bot]

container/package-lock.json

@@ -61,7 +61,7 @@
     "rollup-plugin-livereload": "2.0.5",
     "rollup-plugin-svelte": "7.2.2",
     "sirv-cli": "^2.0.0",
-    "svelte": "4.2.8",
+    "svelte": "4.2.19",
     "svelte-check": "3.5.0",
     "svelte-preprocess": "5.0.4",
     "tslib": "2.6.1",

container/package.json

@@ -19,7 +19,7 @@
     "local-web-server": "^5.3.3",
     "mini-css-extract-plugin": "^2.9.0",
     "serve": "^14.2.3",
-    "svelte": "^4.2.18",
+    "svelte": "^4.2.19",
     "svelte-loader": "3.2.3",
     "webpack": "^5.94.0",
     "webpack-cli": "^5.1.4"