revert: "fix(dap): set host to 127.0.0.1 instead of localhost to prevent issues with ipv6. Fixes #3577"

This reverts commit 9b8a393edc.

lua/lazyvim/plugins/extras/lang/kotlin.lua

@@ -104,7 +104,7 @@ return {
           port = 5005,
           args = {},
           projectRoot = vim.fn.getcwd,
-          hostName = "127.0.0.1",
+          hostName = "localhost",
           timeout = 2000,
         },
       }