fix(lspconfig): remove all usage of lspconfig

lua/lazyvim/plugins/extras/lang/java.lua

@@ -91,7 +91,9 @@ return {
         table.insert(cmd, string.format("--jvm-arg=-javaagent:%s", lombok_jar))
       end
       return {
-        root_dir = require("lspconfig.util").root_pattern(vim.lsp.config.jdtls.root_markers),
+        root_dir = function(path)
+          return vim.fs.root(path, vim.lsp.config.jdtls.root_markers)
+        end,
 
         -- How to find the project name for a given root dir.
         project_name = function(root_dir)

lua/lazyvim/plugins/extras/lang/ocaml.lua

@@ -26,12 +26,19 @@ return {
             "reason",
             "dune",
           },
-          root_dir = function(bufnr, on_dir)
-            local util = require("lspconfig.util")
-            local fname = vim.api.nvim_buf_get_name(bufnr)
-            --stylua: ignore
-            on_dir(util.root_pattern("*.opam", "esy.json", "package.json", ".git", "dune-project", "dune-workspace", "*.ml")( fname))
-          end,
+          root_markers = {
+            function(name)
+              return name:match(".*%.opam$")
+            end,
+            "esy.json",
+            "package.json",
+            ".git",
+            "dune-project",
+            "dune-workspace",
+            function(name)
+              return name:match(".*%.ml$")
+            end,
+          },
         },
       },
     },