fix(ssr): recreate ssrCompatModuleRunner on restart (#18973)

Author: sapphi-red

Diff for: packages/vite/src/node/server/index.ts

@@ -690,6 +690,7 @@ export async function _createServer(
         server._ssrCompatModuleRunner?.close(),
       ])
       server.resolvedUrls = null
+      server._ssrCompatModuleRunner = undefined
     },
     printUrls() {
       if (server.resolvedUrls) {