Merge 'upstream': docs, gitsigns, emoji, lsp

- fix: arguments for the `vim.lsp.Client.supports_method` method
- Add a blurb about installing missing emoji on Ubuntu
- fix (#1319): gitsigns deprecated functions
- docs: clarify using opts = {} vs config = function() ... require('plu…
- chore(docs): Update README.md

lua/kickstart/plugins/gitsigns.lua

@@ -1,6 +1,16 @@
+-- Alternatively, use `config = function() ... end` for full control over the configuration.
+-- If you prefer to call `setup` explicitly, use:
+--    {
+--        'lewis6991/gitsigns.nvim',
+--        config = function()
+--            require('gitsigns').setup({
+--                -- Your gitsigns configuration here
+--            })
+--        end,
+--    }
+--
 -- Here is a more advanced example where we pass configuration
--- options to `gitsigns.nvim`. This is equivalent to the following Lua:
---    require('gitsigns').setup({ ... })
+-- options to `gitsigns.nvim`.
 --
 -- See `:help gitsigns` to understand what the configuration keys do
 return {
@@ -52,7 +62,7 @@ return {
         map('n', '<leader>hs', gitsigns.stage_hunk, { desc = 'git [s]tage hunk' })
         map('n', '<leader>hr', gitsigns.reset_hunk, { desc = 'git [r]eset hunk' })
         map('n', '<leader>hS', gitsigns.stage_buffer, { desc = 'git [S]tage buffer' })
-        map('n', '<leader>hu', gitsigns.undo_stage_hunk, { desc = 'git [u]ndo stage hunk' })
+        map('n', '<leader>hu', gitsigns.stage_hunk, { desc = 'git [u]ndo stage hunk' })
         map('n', '<leader>hR', gitsigns.reset_buffer, { desc = 'git [R]eset buffer' })
         map('n', '<leader>hp', gitsigns.preview_hunk, { desc = 'git [p]review hunk' })
         map('n', '<leader>hb', gitsigns.blame_line, { desc = 'git [b]lame line' })
@@ -62,7 +72,7 @@ return {
         end, { desc = 'git [D]iff against last commit' })
         -- Toggles
         map('n', '<leader>tb', gitsigns.toggle_current_line_blame, { desc = '[T]oggle git show [b]lame line' })
-        map('n', '<leader>tD', gitsigns.toggle_deleted, { desc = '[T]oggle git show [D]eleted' })
+        map('n', '<leader>tD', gitsigns.preview_hunk_inline, { desc = '[T]oggle git show [D]eleted' })
       end,
     },
   },