fix: jdtls not finding dependency jars

This reverts commit 8e3d1323dc.

nvim/lua/dzu/lsp/jdtls.lua

@@ -9,6 +9,11 @@ return {
                         default = true,
                     }
                 }
+            },
+            project = {
+                referencedLibraries = {
+                    './lib/*.jar',
+                },
             }
         }
     },

nvim/lua/dzu/syntax.lua

@@ -82,6 +82,8 @@ function M.setup()
             vim.treesitter.start()
         end,
     })
+
+    vim.treesitter.language.register("xml", "ant")
 end
 
 return M