ubump tb-nightly version to 2.12.0a0

JamesHollyer · JamesHollyer · commit d72613323a0c · 2022-11-09T15:27:39.000-08:00
diff --git a/tensorboard/version.py b/tensorboard/version.py
@@ -15,4 +15,4 @@
 
 """Contains the version string."""
 
-VERSION = "2.11.0a0"
+VERSION = "2.12.0a0"
