Bump version to 1.28.3

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

Author: tastybento

pom.xml

@@ -62,7 +62,7 @@
         <!-- Do not change unless you want different name for local builds. -->
         <build.number>-LOCAL</build.number>
         <!-- This allows to change between versions. -->
-        <build.version>1.28.2</build.version>
+        <build.version>1.28.3</build.version>
         <sonar.projectKey>BentoBoxWorld_Limits</sonar.projectKey>
         <sonar.organization>bentobox-world</sonar.organization>
         <sonar.host.url>https://sonarcloud.io</sonar.host.url>