chore: format runtime with stylua

runtime/lua/vim/keymap.lua

@@ -49,20 +49,20 @@ local keymap = {}
 ---                  Default `false`.
 ---@see |nvim_set_keymap()|
 function keymap.set(mode, lhs, rhs, opts)
-  vim.validate {
-    mode = {mode, {'s', 't'}},
-    lhs = {lhs, 's'},
-    rhs = {rhs, {'s', 'f'}},
-    opts = {opts, 't', true}
-  }
+  vim.validate({
+    mode = { mode, { 's', 't' } },
+    lhs = { lhs, 's' },
+    rhs = { rhs, { 's', 'f' } },
+    opts = { opts, 't', true },
+  })
 
   opts = vim.deepcopy(opts) or {}
-  local is_rhs_luaref = type(rhs) == "function"
-  mode = type(mode) == 'string' and {mode} or mode
+  local is_rhs_luaref = type(rhs) == 'function'
+  mode = type(mode) == 'string' and { mode } or mode
 
   if is_rhs_luaref and opts.expr then
     local user_rhs = rhs
-    rhs = function ()
+    rhs = function()
       local res = user_rhs()
       if res == nil then
         -- TODO(lewis6991): Handle this in C?
@@ -118,14 +118,14 @@ end
 ---@see |vim.keymap.set()|
 ---
 function keymap.del(modes, lhs, opts)
-  vim.validate {
-    mode = {modes, {'s', 't'}},
-    lhs = {lhs, 's'},
-    opts = {opts, 't', true}
-  }
+  vim.validate({
+    mode = { modes, { 's', 't' } },
+    lhs = { lhs, 's' },
+    opts = { opts, 't', true },
+  })
 
   opts = opts or {}
-  modes = type(modes) == 'string' and {modes} or modes
+  modes = type(modes) == 'string' and { modes } or modes
 
   local buffer = false
   if opts.buffer ~= nil then