bump botorch version requirement (#246)

Summary:
Pull Request resolved: #246

see title

Reviewed By: lena-kashtelyan

Differential Revision: D19432084

fbshipit-source-id: ad61e7756414bea0fcd533f43c27ab2e1e1b7a03

Author: sdaulton

setup.py

@@ -8,7 +8,7 @@
 
 
 REQUIRES = [
-    "botorch==0.2.0",
+    "botorch==0.2.1",
     "jinja2",  # also a Plotly dep
     "pandas",
     "scipy",