bump version to 4.0.3

Author: mailsongabriel

build.gradle

@@ -78,7 +78,7 @@ publishing {
         maven(MavenPublication) {
             groupId = 'io.intercom'
             artifactId = 'intercom-java'
-            version = '4.0.2'
+            version = '4.0.3'
             from components.java
             pom {
                 name = 'intercom'