Refactor: Update plugin upgrade instructions and fix test output

Co-authored-by: philippe.serhal <philippe.serhal@gmail.com>

Author: cursoragent

packages/build/src/log/messages/compatibility.ts

@@ -140,10 +140,10 @@ const getUpgradeInstruction = function (loadedFrom, origin) {
   }
 
   if (origin === 'ui') {
-    return 'To upgrade this plugin, please uninstall and re-install it from the Netlify plugins directory (https://app.netlify.com/plugins)'
+    return 'To upgrade this plugin, go to Project Configuration > Build & deploy > Build settings in your site dashboard'
   }
 
-  return 'To upgrade this plugin, please remove it from "netlify.toml" and install it from the Netlify plugins directory instead (https://app.netlify.com/plugins)'
+  return 'To upgrade this plugin, please remove it from "netlify.toml" and install it from Project Configuration > Build & deploy > Build settings in your site dashboard instead'
 }
 
 // Print a warning message when plugins are using a version that is too recent

packages/build/tests/plugins_list/fixtures/plugins_cache_outdated/.netlify/build/tests/plugins_list/fixtures/plugins_cache_outdated/.netlify/plugins-old/node_modules/netlify-plugin-contextual-env-old/index.js

@@ -0,0 +1,12 @@
+{
+  "name": "netlify-local-plugins",
+  "description": "This directory contains Build plugins that have been automatically installed by Netlify.",
+  "version": "1.0.0",
+  "type": "module",
+  "private": true,
+  "author": "Netlify",
+  "license": "MIT",
+  "dependencies": {
+    "netlify-plugin-contextual-env": "0.3.0"
+  }
+}