Vertical bar removed from syntax of vararg table

The syntax 'function foo (a, b, ...arg)' is already used by JavaScript
for this same semantics, so it seems natural to use the same notation in
Lua.

testes/locals.lua

@@ -310,7 +310,7 @@ do  -- testing presence of second argument
   local function foo (howtoclose, obj, n)
     local ca   -- copy of 'a' visible inside its close metamethod
     do
-      local a <close> = func2close(function (... | t)
+      local a <close> = func2close(function (...t)
         assert(select("#", ...) == n)
         assert(t.n == n and t[1] == ca and (t.n < 2 or t[2] == obj))
         ca = 15   -- final value to be returned if howtoclose=="scope"
@@ -910,7 +910,7 @@ do
 
   local extrares    -- result from extra yield (if any)
 
-  local function check (body, extra, ...|t)
+  local function check (body, extra, ...t)
     local co = coroutine.wrap(body)
     if extra then
       extrares = co()    -- runs until first (extra) yield