chore: install devalue (#1668)

Author: Rich-Harris

apps/svelte.dev/package.json

@@ -37,6 +37,7 @@
 		"cookie": "^0.7.0",
 		"d3-geo": "^3.1.0",
 		"d3-geo-projection": "^4.0.0",
+		"devalue": "^5.5.0",
 		"do-not-zip": "^1.0.0",
 		"flexsearch": "^0.7.43",
 		"flru": "^1.0.2",