site: bump Svelte version

site/package-lock.json

@@ -3434,9 +3434,9 @@
       }
     },
     "svelte": {
-      "version": "3.37.0",
+      "version": "3.39.0",
-      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.37.0.tgz",
+      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.39.0.tgz",
-      "integrity": "sha512-TRF30F4W4+d+Jr2KzUUL1j8Mrpns/WM/WacxYlo5MMb2E5Qy2Pk1Guj6GylxsW9OnKQl1tnF8q3hG/hQ3h6VUA==",
+      "integrity": "sha512-dcJCongL0cRkZWe9q+fde0T4HX8PksBywz2+EGDVIrdYdJaxTzrJu0RVeuDtL8Mx2hs4yn3W8zKPScuzG63hTg==",
       "dev": true
     },
     "svelte-json-tree": {

site/package.json

@@ -55,7 +55,7 @@
     "rollup-plugin-terser": "^7.0.0",
     "sapper": "^0.28.10",
     "shelljs": "^0.8.3",
-    "svelte": "^3.37.0"
+    "svelte": "^3.39.0"
   },
   "engines": {
     "node": ">=10.0.0"