Add autofixer to block-indentation rule

README.md

@@ -88,7 +88,7 @@ Each rule has emojis denoting:
 | Name                                                                                                      | ✅  | 💅  | ⌨️  | 🔧  |
 | :-------------------------------------------------------------------------------------------------------- | :-- | :-- | :-- | --- |
 | [attribute-indentation](./docs/rule/attribute-indentation.md)                                             |     |     |     |     |
-| [block-indentation](./docs/rule/block-indentation.md)                                                     |     | 💅  |     |     |
+| [block-indentation](./docs/rule/block-indentation.md)                                                     |     | 💅  |     | 🔧  |
 | [builtin-component-arguments](./docs/rule/builtin-component-arguments.md)                                 | ✅  |     |     |     |
 | [deprecated-each-syntax](./docs/rule/deprecated-each-syntax.md)                                           |     |     |     |     |
 | [deprecated-inline-view-helper](./docs/rule/deprecated-inline-view-helper.md)                             | ✅  |     |     |     |

docs/rule/block-indentation.md

@@ -2,6 +2,8 @@
 
 💅 The `extends: 'stylistic'` property in a configuration file enables this rule.
 
+🔧 The `--fix` option on the command line can automatically fix some of the problems reported by this rule.
+
 Good indentation is crucial for long-term maintenance of templates. For example, having blocks misaligned is a common cause of logic errors.
 
 ## Examples