feat: update README

Author: jonioni

README.md

@@ -64,6 +64,7 @@ This plugin intends to support linting of ES2015+ (ES6+) import/export syntax, a
 | [no-relative-parent-imports](docs/rules/no-relative-parent-imports.md) | Forbid importing modules from parent directories.                                    |      |    |    |    |    |    |
 | [no-restricted-paths](docs/rules/no-restricted-paths.md)               | Enforce which files can be imported in a given folder.                               |      |    |    |    |    |    |
 | [no-self-import](docs/rules/no-self-import.md)                         | Forbid a module from importing itself.                                               |      |    |    |    |    |    |
+| [no-parent-barrel-import](docs/rules/no-parent-barrel-import.md)       | Forbid a module from importing from parent barrel file.                              |      |    |    |    |    |    |
 | [no-unresolved](docs/rules/no-unresolved.md)                           | Ensure imports point to a file/module that can be resolved.                          | ❗ ☑️ |    |    |    |    |    |
 | [no-useless-path-segments](docs/rules/no-useless-path-segments.md)     | Forbid unnecessary path segments in import and require statements.                   |      |    |    | 🔧 |    |    |
 | [no-webpack-loader-syntax](docs/rules/no-webpack-loader-syntax.md)     | Forbid webpack loader syntax in imports.                                             |      |    |    |    |    |    |