feature: @putout/plugin-spread: convert-object-assign-to-merge-spread: add

Author: coderaiser

README.md

@@ -2157,7 +2157,6 @@ It has a lot of plugins divided by groups:
 | [`@putout/plugin-convert-array-copy-to-slice`](/packages/plugin-convert-array-copy-to-slice#readme) | [![npm](https://img.shields.io/npm/v/@putout/plugin-convert-array-copy-to-slice.svg?maxAge=86400)](https://www.npmjs.com/package/@putout/plugin-convert-array-copy-to-slice) |
 | [`@putout/plugin-convert-template-to-string`](/packages/plugin-convert-template-to-string#readme) | [![npm](https://img.shields.io/npm/v/@putout/plugin-convert-template-to-string.svg?maxAge=86400)](https://www.npmjs.com/package/@putout/plugin-convert-template-to-string) |
 | [`@putout/plugin-convert-index-of-to-includes`](/packages/plugin-convert-index-of-to-includes#readme) | [![npm](https://img.shields.io/npm/v/@putout/plugin-convert-index-of-to-includes.svg?maxAge=86400)](https://www.npmjs.com/package/@putout/plugin-convert-index-of-to-includes) |
-| [`@putout/plugin-convert-object-assign-to-merge-spread`](/packages/plugin-convert-object-assign-to-merge-spread#readme) | [![npm](https://img.shields.io/npm/v/@putout/plugin-convert-object-assign-to-merge-spread.svg?maxAge=86400)](https://www.npmjs.com/package/@putout/plugin-convert-object-assign-to-merge-spread) |
 | [`@putout/plugin-convert-const-to-let`](/packages/plugin-convert-const-to-let#readme) | [![npm](https://img.shields.io/npm/v/@putout/plugin-convert-const-to-let.svg?maxAge=86400)](https://www.npmjs.com/package/@putout/plugin-convert-const-to-let) |
 | [`@putout/plugin-convert-object-entries-to-array-entries`](/packages/plugin-convert-object-entries-to-array-entries#readme) | [![npm](https://img.shields.io/npm/v/@putout/plugin-convert-object-entries-to-array-entries.svg?maxAge=86400)](https://www.npmjs.com/package/@putout/plugin-convert-object-entries-to-array-entries) |
 | [`@putout/plugin-convert-object-entries-to-object-keys`](/packages/plugin-convert-object-entries-to-object-keys#readme) | [![npm](https://img.shields.io/npm/v/@putout/plugin-convert-object-entries-to-object-keys.svg?maxAge=86400)](https://www.npmjs.com/package/@putout/plugin-convert-object-entries-to-object-keys) |