Orgmode mappings <C-M-(left,right)> to promote/demote subtree, diags no multiline

lua/plugins.lua

@@ -168,10 +168,13 @@ require("lazy").setup({
     config = function()
       -- Setup orgmode
       require('orgmode').setup({
+        -- cf: https://github.com/nvim-orgmode/orgmode/blob/master/docs/configuration.org#mappings
         mappings = {
           org = {
             org_move_subtree_up = { '<Leader>oK', '<C-M-Up>' },
             org_move_subtree_down = { '<Leader>oJ', '<C-M-Down>' },
+            org_promote_subtree = { '<s', '<C-M-Left>' },
+            org_demote_subtree = { '>s', '<C-M-Right>' },
           }
         },
         -- org_agenda_files = '~/orgfiles/**/*',
@@ -607,10 +610,6 @@ require("lazy").setup({
             use_icons_from_diagnostic = true,
             enable_on_insert = true,
             show_all_diags_on_cursorline = true,
-            multilines = {
-              enabled = true,
-              always_show = true,
-            }
           }
         })
         vim.diagnostic.config({ virtual_text = false }) -- Only if needed in your configuration, if you already have native LSP diagnostics