Exclude vite.config.ts from tanstack-start tsconfig

Duplicate vite type resolutions in the monorepo cause Plugin type
conflicts in CI. The file is only consumed by Vite at runtime.

Author: lpmsh

tanstack-start/generation-based-subscription/tsconfig.json

@@ -1,5 +1,6 @@
 {
-  "include": ["**/*.ts", "**/*.tsx", "vite.config.js"],
+  "include": ["**/*.ts", "**/*.tsx"],
+  "exclude": ["vite.config.ts"],
 
   "compilerOptions": {
     "target": "ES2022",