Update INPUT.md (#1982)

Updated version

documentation/INPUT.md

@@ -19,7 +19,7 @@ The `input` module contains extensions to the core module, such as a text input
 ```gradle
 dependencies {
   ...
-  implementation 'com.afollestad.material-dialogs:input:3.2.1'
+  implementation 'com.afollestad.material-dialogs:input:3.3.0'
 }
 ```