Merge 'upstream': various changes 2025-05-10

- fix: rename vim.highlight.on_yank to vim.hl.on_yank
- README: mention fd-find in requirements
- don't lazy-load neo-tree so netrw hijacking on startup works
- Replace vim.opt with vim.o
- feat: switch vim-sleuth for guess-indent.nvim
- Change to Mason's new address

lua/kickstart/plugins/lspconfig.lua

@@ -19,8 +19,8 @@ return {
       -- Automatically install LSPs and related tools to stdpath for Neovim
       -- Mason must be loaded before its dependents so we need to set it up here.
       -- NOTE: `opts = {}` is the same as calling `require('mason').setup({})`
-      { 'williamboman/mason.nvim', opts = {} },
-      'williamboman/mason-lspconfig.nvim',
+      { 'mason-org/mason.nvim', opts = {} },
+      'mason-org/mason-lspconfig.nvim',
       'WhoIsSethDaniel/mason-tool-installer.nvim',
 
       -- Useful status updates for LSP.