chore(neovim): update helm-ls LSP configuration

modules/home-manager/cli/neovim/files/lsp/helm.lua

@@ -1,7 +1,8 @@
 return {
   cmd = { 'helm_ls', 'serve' },
-  filetypes = { 'helm' },
-  root_markers = { 'Chart.yaml' },
+  filetypes = { 'helm', 'yaml.helm-values' },
+  single_file_support = true,
+  root_markers = { 'values.yaml', 'Chart.yaml' },
   capabilities = {
     workspace = {
       didChangeWatchedFiles = {
@@ -18,9 +19,7 @@ return {
         showdiagnosticsdirectly = false,
         path = "yaml-language-server",
         config = {
-          schemas = {
-            kubernetes = "template/**",
-          },
+          schemas = {},
           completion = true,
           hover = true,
         }