Bump craftux.version from 1.6.2 to 1.6.3 (#373)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pom.xml

@@ -17,7 +17,7 @@
     <java.version>1.8</java.version>
     <core.version>4.8.1</core.version>
     <minelib.version>1.3.0</minelib.version>
-    <craftux.version>1.6.2</craftux.version>
+    <craftux.version>1.6.3</craftux.version>
     <craftitem.version>1.5.0</craftitem.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
   </properties>