Rolled java-parent-pom to 2026.0 (#193)

Author: james-mcsherry

pom.xml

@@ -11,7 +11,7 @@
     <parent>
         <groupId>net.openhft</groupId>
         <artifactId>java-parent-pom</artifactId>
-        <version>2026.XYZ</version>
+        <version>2026.0</version>
         <relativePath />
     </parent>