fix: update java.jdt.ls.javac.enabled description to indicate Java 25 requirement

Signed-off-by: Fred Bricon <fbricon@gmail.com>

Author: fbricon

package.json

@@ -416,7 +416,7 @@
               "off"
             ],
             "default": "off",
-            "markdownDescription": "[Experimental] Specify whether to enable Javac-based compilation in the language server. Requires running this extension with Java 24",
+            "markdownDescription": "[Experimental] Specify whether to enable Javac-based compilation in the language server. Requires running this extension with Java 25",
             "scope": "window",
             "order": 95
           },