updating vapi-client-bindings version in requirements.txt

Signed-Off-By: Anusha Hegde <anushah@vmware.com>

Author: anusha94

requirements.txt

@@ -2,7 +2,7 @@ lxml >= 4.3.0
 pyVmomi >= 6.7
 suds ; python_version < '3'
 suds-jurko ; python_version >= '3.0'
-vapi-client-bindings == 3.2.0
+vapi-client-bindings == 3.3.0
 vmc-client-bindings
 nsx-python-sdk
 nsx-policy-python-sdk