Remove accessible example tRPC route

src/server/trpc/router/example.ts

@@ -1,13 +1,3 @@
-import { z } from "zod";
+import {router} from "@/server/trpc/trpc";
 
-import { router, publicProcedure } from "@/server/trpc/trpc";
-
-export const exampleRouter = router({
-  hello: publicProcedure
-    .input(z.object({ text: z.string().nullish() }).nullish())
-    .query(({ input }) => {
-      return {
-        greeting: `Hello ${input?.text ?? "world"}`,
-      };
-    }),
-});
+export const exampleRouter = router({});