chore: updates from devScripts (#1190)

package.json

@@ -40,7 +40,7 @@
   },
   "devDependencies": {
     "@salesforce/cli-plugins-testkit": "^4.4.12",
-    "@salesforce/dev-scripts": "^7.1.1",
+    "@salesforce/dev-scripts": "^8.1.0",
     "@types/deep-equal-in-any-order": "^1.0.1",
     "@types/fast-levenshtein": "^0.0.4",
     "@types/graceful-fs": "^4.1.9",
@@ -67,6 +67,7 @@
     "coverage": "nyc report --reporter=lcov",
     "docs": "sf-docs",
     "format": "wireit",
+    "link-check": "wireit",
     "lint": "wireit",
     "local:install": "./scripts/localInstall.js install",
     "local:link": "./scripts/localInstall.js link",
@@ -175,6 +176,15 @@
         ".nycrc"
       ],
       "output": []
+    },
+    "link-check": {
+      "command": "node -e \"process.exit(process.env.CI ? 0 : 1)\" || linkinator \"**/*.md\" --skip \"CHANGELOG.md|node_modules|test/|confluence.internal.salesforce.com|%s\" --markdown --retry --directory-listing --verbosity error",
+      "files": [
+        "./*.md",
+        "./!(CHANGELOG).md",
+        "messages/**/*.md"
+      ],
+      "output": []
     }
   }
 }