update version number in triton beta (#708)

Summary:
Pull Request resolved: #708

in fact this version number correction was already delayed

Created from CodeHub with https://fburl.com/edit-in-codehub

Reviewed By: agron911

Differential Revision: D88116476

fbshipit-source-id: 4e4af9303adbafe09ce966f8c85d5a1b10a1f2e6

Author: dshi7

python/triton/__init__.py

@@ -1,5 +1,5 @@
 """isort:skip_file"""
-__version__ = '3.4.0+fb'
+__version__ = '3.5.0+fb'
 
 # ---------------------------------------
 # Note: import order is significant here.