bump pinned botorch version to 0.9.2

Summary: Bump pinned version to include hotfix for constraints in MBM with single objective acquisition function

Reviewed By: saitcakmak

Differential Revision: D48230718

fbshipit-source-id: 7c517803d7fd92114fedbbe1a9f4362aab1bda6e

Author: sdaulton

setup.py

@@ -9,7 +9,7 @@
 from setuptools import find_packages, setup
 
 # TODO: read pinned Botorch version from a shared source
-PINNED_BOTORCH_VERSION = "0.9.1"
+PINNED_BOTORCH_VERSION = "0.9.2"
 
 if os.environ.get("ALLOW_BOTORCH_LATEST"):
     # allows a more recent previously installed version of botorch to remain