Update to LCLS 2.3.1

Signed-off-by: Adam Wisniewski <awisniew@us.ibm.com>

Author: awisniew90

bundles/io.openliberty.tools.eclipse.lsp4e/pom.xml

@@ -25,7 +25,7 @@
     </parent>
 
     <properties>
-        <liberty.ls.version>2.2.1</liberty.ls.version>
+        <liberty.ls.version>2.3.1</liberty.ls.version>
         <jakarta.ls.version>0.2.3</jakarta.ls.version>
         <mp.ls.version>0.13.2</mp.ls.version>
     </properties>