Update version to 2.12.0 (#45)

Author: rmittal-github

riva/client/package_info.py

@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: MIT
 
 MAJOR = 2
-MINOR = 11
+MINOR = 12
 PATCH = 0
 PRE_RELEASE = 'rc0'
 
@@ -21,6 +21,6 @@
 __description__ = "Python implementation of the Riva Client API"
 __license__ = 'MIT'
 __keywords__ = 'deep learning, machine learning, gpu, NLP, ASR, TTS, NMT, nvidia, speech, language, Riva, client'
-__riva_version__ = "2.11.0"
-__riva_release__ = "23.04"
-__riva_models_version__ = "2.11.0"
+__riva_version__ = "2.12.0"
+__riva_release__ = "23.06"
+__riva_models_version__ = "2.12.0"