Merge pull request #1454 from InfuseAI/python-kubernetes-9.x

Bump python-kubernetes to 9.0.*

Author: consideRatio

images/hub/requirements.txt

@@ -5,7 +5,7 @@ jupyterhub-tmpauthenticator==0.6
 jupyterhub-ltiauthenticator==0.3
 jupyterhub-ldapauthenticator==1.2.2
 jupyterhub-kubespawner==0.10.1
-kubernetes==8.0.*
+kubernetes==9.0.*
 nullauthenticator==1.0
 oauthenticator==0.8.2
 pymysql==0.9.2