Add Lua 5.4

[advantageous-overtake]

• Name: Lua
• Version: 5.4
• Release Note/Changelog:
  • new generational mode for garbage collection
  • to-be-closed variables
  • const variables
  • userdata can have multiple user values
  • new implementation for 'math.random'
  • warning system
  • debug information about function arguments and returns
  • new semantics for the integer 'for' loop
  • optional 'init' argument to 'string.gmatch'
  • new functions 'lua_resetthread' and 'coroutine.close'
  • string-to-number coercions moved to the string library
  • allocation function allowed to fail when shrinking a memory block
  • new format '%p' in 'string.format'
  • utf8 library accepts codepoints up to 2^31