Update jsx-curly-spacing documentation to mark it fixable

Author: yannickcr

README.md

@@ -120,7 +120,7 @@ Finally, enable all of the rules that you would like to use.
 * [forbid-prop-types](docs/rules/forbid-prop-types.md): Forbid certain propTypes
 * [jsx-boolean-value](docs/rules/jsx-boolean-value.md): Enforce boolean attributes notation in JSX (fixable)
 * [jsx-closing-bracket-location](docs/rules/jsx-closing-bracket-location.md): Validate closing bracket location in JSX
-* [jsx-curly-spacing](docs/rules/jsx-curly-spacing.md): Enforce or disallow spaces inside of curly braces in JSX attributes
+* [jsx-curly-spacing](docs/rules/jsx-curly-spacing.md): Enforce or disallow spaces inside of curly braces in JSX attributes (fixable)
 * [jsx-equals-spacing](docs/rules/jsx-equals-spacing.md): Enforce or disallow spaces around equal signs in JSX attributes
 * [jsx-handler-names](docs/rules/jsx-handler-names.md): Enforce event handler naming conventions in JSX
 * [jsx-indent-props](docs/rules/jsx-indent-props.md): Validate props indentation in JSX

docs/rules/jsx-curly-spacing.md

@@ -2,6 +2,8 @@
 
 While formatting preferences are very personal, a number of style guides require or disallow spaces between curly braces.
 
+**Fixable:** This rule is automatically fixable using the `--fix` flag on the command line.
+
 ## Rule Details
 
 This rule aims to maintain consistency around the spacing inside of JSX attributes.
@@ -109,4 +111,3 @@ The following patterns are not warnings:
 ## When Not To Use It
 
 You can turn this rule off if you are not concerned with the consistency around the spacing inside of JSX attributes.
-