docs: removed supertab example

lua/plugins/example.lua

@@ -190,49 +190,4 @@ return {
       },
     },
   },
-
-  -- Use <tab> for completion and snippets (supertab)
-  {
-    "hrsh7th/nvim-cmp",
-    dependencies = {
-      "hrsh7th/cmp-emoji",
-    },
-    ---@param opts cmp.ConfigSchema
-    opts = function(_, opts)
-      local has_words_before = function()
-        unpack = unpack or table.unpack
-        local line, col = unpack(vim.api.nvim_win_get_cursor(0))
-        return col ~= 0 and vim.api.nvim_buf_get_lines(0, line - 1, line, true)[1]:sub(col, col):match("%s") == nil
-      end
-
-      local cmp = require("cmp")
-
-      opts.mapping = vim.tbl_extend("force", opts.mapping, {
-        ["<Tab>"] = cmp.mapping(function(fallback)
-          if cmp.visible() then
-            cmp.select_next_item()
-          elseif vim.snippet.active({ direction = 1 }) then
-            vim.schedule(function()
-              vim.snippet.jump(1)
-            end)
-          elseif has_words_before() then
-            cmp.complete()
-          else
-            fallback()
-          end
-        end, { "i", "s" }),
-        ["<S-Tab>"] = cmp.mapping(function(fallback)
-          if cmp.visible() then
-            cmp.select_prev_item()
-          elseif vim.snippet.active({ direction = -1 }) then
-            vim.schedule(function()
-              vim.snippet.jump(-1)
-            end)
-          else
-            fallback()
-          end
-        end, { "i", "s" }),
-      })
-    end,
-  },
 }