Update library version to 1.2.3.

Author: zhukic

README.md

@@ -12,7 +12,7 @@ The Gradle dependency is available via [jCenter](https://bintray.com/zhukic/mave
 
 Add this to your `build.gradle` file.
 ```gradle
-implementation 'com.github.zhukic:sectioned-recyclerview:1.2.2'
+implementation 'com.github.zhukic:sectioned-recyclerview:1.2.3'
 ```
 
 # How it works

sectioned-recyclerview/build.gradle

@@ -3,7 +3,7 @@ apply plugin: 'com.android.library'
 ext {
     PUBLISH_GROUP_ID = 'com.github.zhukic'
     PUBLISH_ARTIFACT_ID = 'sectioned-recyclerview'
-    PUBLISH_VERSION = '1.2.2'
+    PUBLISH_VERSION = '1.2.3'
 }
 
 android {