site: revert to sapper@0.27

site/package-lock.json

@@ -3597,25 +3597,16 @@
       }
     },
     "sapper": {
-      "version": "0.28.6",
-      "resolved": "https://registry.npmjs.org/sapper/-/sapper-0.28.6.tgz",
-      "integrity": "sha512-PLCZXBcXcL2ISBh+CqoUxcT0MwMnA8N71UDNhQig0Em5Z8vqg+g2jpKfYSnnyxqB5Plwc9LipN5ZJr42Vs4hXg==",
+      "version": "0.27.16",
+      "resolved": "https://registry.npmjs.org/sapper/-/sapper-0.27.16.tgz",
+      "integrity": "sha512-q8dohkbhga6xO+0a8h84odFyoilQ0D0vJtF8NHra/DQmSeN2R2MXUfwhw3EyvLms3T1x8H3v+qw642Qf5JXA9g==",
       "dev": true,
       "requires": {
         "html-minifier": "^4.0.0",
         "http-link-header": "^1.0.2",
         "shimport": "^1.0.1",
-        "source-map": "^0.6.1",
         "sourcemap-codec": "^1.4.6",
         "string-hash": "^1.1.3"
-      },
-      "dependencies": {
-        "source-map": {
-          "version": "0.6.1",
-          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
-          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
-          "dev": true
-        }
       }
     },
     "sax": {

site/package.json

@@ -54,7 +54,7 @@
     "rollup": "^2.26.10",
     "rollup-plugin-svelte": "^6.0.0",
     "rollup-plugin-terser": "^7.0.0",
-    "sapper": "^0.28.6",
+    "sapper": "^0.27.16",
     "shelljs": "^0.8.3",
     "svelte": "^3.12.0"
   },