Flipper Release: v0.23.1

Summary:
- New Litho Sections APIs.
- New version of Metro.
- Hardened eslint rules.
- Flipper Headless now offers a `--no-plugins` build mode to speed up compilation.

Reviewed By: jknoxville

Differential Revision: D16221050

fbshipit-source-id: 5eb7a0e8caaf11188ece94a149003daa36eb0a30

docs/getting-started.md

@@ -50,10 +50,10 @@ repositories {
 }
 
 dependencies {
-  debugImplementation 'com.facebook.flipper:flipper:0.23.0'
+  debugImplementation 'com.facebook.flipper:flipper:0.23.1'
   debugImplementation 'com.facebook.soloader:soloader:0.5.1'
 
-  releaseImplementation 'com.facebook.flipper:flipper-noop:0.23.0'
+  releaseImplementation 'com.facebook.flipper:flipper-noop:0.23.1'
 }
 ```
 
@@ -108,7 +108,7 @@ We support both Swift and Objective-C for Flipper with CocoaPods as build and di
 ```ruby
 project 'MyApp.xcodeproj'
 swift_version = "4.1"
-flipperkit_version = '0.23.0'
+flipperkit_version = '0.23.1'
 
 target 'MyApp' do
   platform :ios, '9.0'
@@ -140,7 +140,7 @@ end
 ```ruby
 project 'MyApp.xcodeproj'
 swift_version = "4.1"
-flipperkit_version = '0.23.0'
+flipperkit_version = '0.23.1'
 
 target 'MyApp' do
   platform :ios, '9.0'