Removed references to Pthon 2.6 as it's no longer supported in Salt

Author: Alexandru Bleotu

salt/modules/vsphere.py

@@ -24,8 +24,8 @@
 .. note::
 
     Version 6.0 of pyVmomi has some problems with SSL error handling on certain
-    versions of Python. If using version 6.0 of pyVmomi, Python 2.6,
-    Python 2.7.9, or newer must be present. This is due to an upstream dependency
+    versions of Python. If using version 6.0 of pyVmomi, Python 2.7.9,
+    or newer must be present. This is due to an upstream dependency
     in pyVmomi 6.0 that is not supported in Python versions 2.7 to 2.7.8. If the
     version of Python is not in the supported range, you will need to install an
     earlier version of pyVmomi. See `Issue #29537`_ for more information.

salt/states/esxcluster.py

@@ -20,8 +20,8 @@
 .. note::
 
     Version 6.0 of pyVmomi has some problems with SSL error handling on certain
-    versions of Python. If using version 6.0 of pyVmomi, Python 2.6,
-    Python 2.7.9, or newer must be present. This is due to an upstream dependency
+    versions of Python. If using version 6.0 of pyVmomi, Python 2.7.9,
+    or newer must be present. This is due to an upstream dependency
     in pyVmomi 6.0 that is not supported in Python versions 2.7 to 2.7.8. If the
     version of Python is not in the supported range, you will need to install an
     earlier version of pyVmomi. See `Issue #29537`_ for more information.