add clean to build

packages/overlayscrollbars-react/tsconfig.types.json

@@ -2,7 +2,7 @@
   "extends": "./tsconfig.json",
   "compilerOptions": {
     "rootDir": "./src/",
-    "outDir": "dist",
+    "outDir": "./dist/types",
     "declaration": true,
     "types": ["react"]
   },

packages/overlayscrollbars/rollup.config.js

@@ -9,6 +9,7 @@ module.exports = createRollupConfig({
   verbose: true,
   extractStyles: true,
   extractTypes: true,
+  clean: true,
   extractPackageJson: {
     json: ({
       name,