[prompt] lean: Update submodule

This commit is contained in:
Eric Nielsen 2017-08-19 14:00:48 -05:00
parent 537f076603
commit 25d97ccac9

@ -1 +1 @@
Subproject commit 2460262252df11bead7789b12674da421e65ea1a
Subproject commit 9e1b4901d17f2f0bb2fb90408a366a92ee798899