Update and replace http with https for doc links in tempest

1) Update doc links according to OpenStack document migration
2) Use https instead of http for docs links

Change-Id: I56ee6a1aa8fd63c336849affb8d6aff5c9e66e9e
diff --git a/doc/source/microversion_testing.rst b/doc/source/microversion_testing.rst
index d80081d..573b7d4 100644
--- a/doc/source/microversion_testing.rst
+++ b/doc/source/microversion_testing.rst
@@ -300,35 +300,35 @@
 
  * `2.2`_
 
- .. _2.2: http://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id2
+ .. _2.2: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id2
 
  * `2.10`_
 
- .. _2.10: http://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id9
+ .. _2.10: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id9
 
  * `2.20`_
 
- .. _2.20: http://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id18
+ .. _2.20: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id18
 
  * `2.25`_
 
- .. _2.25: http://docs.openstack.org/nova/latest/reference/api-microversion-history.html#maximum-in-mitaka
+ .. _2.25: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#maximum-in-mitaka
 
  * `2.32`_
 
- .. _2.32: http://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id29
+ .. _2.32: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id29
 
  * `2.37`_
 
- .. _2.37: http://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id34
+ .. _2.37: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id34
 
  * `2.42`_
 
- .. _2.42: http://docs.openstack.org/nova/latest/reference/api-microversion-history.html#maximum-in-ocata
+ .. _2.42: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#maximum-in-ocata
 
  * `2.47`_
 
- .. _2.47: http://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id42
+ .. _2.47: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id42
 
  * `2.48`_