luajit: bump new version

* gdb: add mmudata value to lj-gc output
* gdb: unwind Lua stack top part

changelogs/unreleased/luajit-gdb-py-fixes.md

+## bugfix/luajit
+
+* Fixed top part of Lua stack (red zone, free slots, top slot) unwinding in
+  `lj-stack` command.
+* Added the value of `g->gc.mmudata` field to `lj-gc` output.

luajit @ ed57b58b

-Subproject commit b1750041e76c07e4f704e468a146f6259c9ba5ab
+Subproject commit ed57b58b76ed6f83b3497e7f297cb5a9f12720f5