plugins: update some config to plugins evolution

- Reorders and simplifies the filetypes config for mkdnflow according
  to its evolution.
- Removes a tailing `s` to the nvim-treesitter config.
- Follow the last tag of Telescope.

Co-Authored-by: iGor milhit <igor@milhit.ch>

lua/plugins/markdown/mkdnflow.lua

@@ -23,11 +23,10 @@ return {
     config = function ()
       require('mkdnflow').setup({
         filetypes = {
-          md = true,
-          rmd = true,
-          qmd = true,
           markdown = true,
-          pandoc = true
+          pandoc = true,
+          qmd = true,
+          rmd = true,
         },
         perspective = {
           -- Ensure that paths are relative to the current file
@@ -47,14 +46,12 @@ tags: []
 ---
 ]],
           placeholders = {
-            before = {
               date = function ()
                 return os.date("%Y-%m-%dT%H:%M:%S%z")
               end,
               id = function ()
                 return os.date("%Y%m%d%H%M%S")
               end
-            },
           }
         }
       })

lua/plugins/telescope.lua

@@ -1,8 +1,7 @@
 -- Install and configure Telescope
 --  https://github.com/nvim-telescope/telescope.nvim
 return {
-  "nvim-telescope/telescope.nvim",
+  "nvim-telescope/telescope.nvim", version = '*',
-  branch = "0.1.x",
   dependencies = {
     "nvim-lua/plenary.nvim",
     -- C implementation of fzf to improve performance
@@ -24,7 +23,6 @@ return {
   -- Configure Telescope
   config = function()
     local telescope = require("telescope")
-    local actions = require("telescope.actions")
 
     telescope.setup({
       defaults = {

lua/plugins/treesitter.lua

@@ -26,7 +26,7 @@ return {
 	-- Configure treesitter
 	config = function()
     ---@diagnostic disable-next-line: missing-fields
-		local config = require("nvim-treesitter.configs")
+		local config = require("nvim-treesitter.config")
 
 		config.setup({
 			-- Enable color syntax