[chore] Remove vite.config.mts from litegraph

No longer needed as litegraph is built as part of frontend, not as standalone library

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

src/lib/litegraph/vite.config.mts

@@ -1,40 +0,0 @@
-/// <reference types='vitest' />
-import path from "node:path"
-
-import { defineConfig } from "vite"
-import dts from "vite-plugin-dts"
-
-export default defineConfig({
-  build: {
-    lib: {
-      entry: path.resolve(import.meta.dirname, "src/litegraph"),
-      name: "litegraph.js",
-      fileName: format => `litegraph.${format}.js`,
-      formats: ["es", "umd"],
-    },
-    sourcemap: true,
-    target: ["es2022"],
-  },
-  esbuild: {
-    minifyIdentifiers: false,
-    minifySyntax: false,
-  },
-  plugins: [
-    dts({
-      entryRoot: "src",
-      insertTypesEntry: true,
-      include: ["src/**/*.ts"],
-      outDir: "dist",
-      aliasesExclude: ["@"],
-    }),
-  ],
-  resolve: {
-    alias: { "@": "/src" },
-  },
-  test: {
-    alias: { "@/": path.resolve(import.meta.dirname, "./src/") },
-    environment: "jsdom",
-    restoreMocks: true,
-    unstubGlobals: true,
-  },
-})