Increment version number - 1.4.0

Author: eightgran

example/pubspec.lock

@@ -40,7 +40,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "1.3.0"
+    version: "1.4.0"
   meta:
     dependency: transitive
     description:

pubspec.yaml

@@ -1,5 +1,5 @@
 name: lit_ui_kit
-version: 1.3.0
+version: 1.4.0
 homepage: https://github.com/litlifesoftware/lit_ui_kit
 description: >-
   A collection of widgets and screens for Flutter implementing the Lit UI design language.