Update core.wcm.components.version to v2.28.0

Author: renovate[bot]

tooling/conga-aem-maven-plugin/src/it/wcmio-archetype-aem65/parent/pom.xml

@@ -29,7 +29,7 @@
     <eclipse.settings.nullanalysis>enabled</eclipse.settings.nullanalysis>
 
     <!-- Versions -->
-    <core.wcm.components.version>2.23.4</core.wcm.components.version>
+    <core.wcm.components.version>2.28.0</core.wcm.components.version>
     <acs.aem.commons.version>6.3.0</acs.aem.commons.version>
 
     <!-- Enable reproducible builds -->