chore(deps): floor fastify at 5.12.5

Mono-RevId: 5875ffe92d7f6738d82395932b3304e054a61a01

Author: triggerdotdev-the-inspector[bot]

package.json

@@ -163,7 +163,8 @@
       "baseline-browser-mapping@>=2 <2.11.0": "^2.11.0",
       "@babel/core@>=7 <7.29.6": "^7.29.6",
       "@babel/helpers@>=7 <7.26.10": "^7.26.10",
-      "@babel/runtime@>=7 <7.26.10": "^7.26.10"
+      "@babel/runtime@>=7 <7.26.10": "^7.26.10",
+      "fastify@>=5 <5.12.5": "^5.12.5"
     },
     "onlyBuiltDependencies": [
       "@depot/cli",