Merge pull request #2032 from bjaglin/redundantsyntax-conf

docs: show default configuration for RedundantSyntax

docs/rules/RedundantSyntax.md

@@ -6,7 +6,24 @@ title: RedundantSyntax
 
 This rule removes redundant syntax.
 
-## `final` keyword on an `object`
+## Configuration
+
+By default, this rule rewrites any syntax known as redundant.
+
+```scala mdoc:passthrough
+import scalafix.internal.rule._
+import scalafix.website._
+```
+
+```scala mdoc:passthrough
+println(
+defaults("RedundantSyntax", flat(RedundantSyntaxConfig.default))
+)
+```
+
+## Features
+
+### `final` keyword on an `object`
 
 ```diff
 - final object foo
@@ -16,7 +33,7 @@ This rule removes redundant syntax.
 Note: in Scala 2.12 and earlier removing the `final` modifier will slightly change the resulting bytecode -
 see [this bug ticket](https://github.com/scala/bug/issues/11094) for further information.
 
-## String interpolators
+### String interpolators
 
 `RedundantSyntax` removes unnecessary [string interpolators](https://docs.scala-lang.org/overviews/core/string-interpolation.html). 
 Only out-of-the-box interpolators (`s`, `f` and `raw`) are supported.