Exclude vitest config from compilation

- Prevents confusion caused if vite finds multiple config files (JS and TS)

Author: mikeharder

eng/tools/eslint-plugin-tsv/tsconfig.json

@@ -1,6 +1,11 @@
 {
   "extends": "../tsconfig.json",
   "compilerOptions": {
-    "outDir": "./dist",
-  }
+    "outDir": "./dist"
+  },
+  "exclude": [
+    "node_modules",
+    "dist",
+    "vitest.config.ts"
+  ]
 }