Add compute tests for microversion 2.100

Compute's new API microversion 2.100 now returns server's
associated scheduler_hints information in both
``GET /servers/{server_id}``, ``GET /servers/detail``,
``PUT /servers/{server_id}`` and ``POST /server/{server_id}/action``
(rebuild) responses.

Depends-On: https://review.opendev.org/c/openstack/nova/+/938604

Change-Id: I91038e3f6801e7f47106f0b320b71cd0cfef6d7c
diff --git a/doc/source/microversion_testing.rst b/doc/source/microversion_testing.rst
index 9701cbc..e58753b 100644
--- a/doc/source/microversion_testing.rst
+++ b/doc/source/microversion_testing.rst
@@ -462,6 +462,10 @@
 
   .. _2.98: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#microversion-2-98
 
+  * `2.100`_
+
+  .. _2.100: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#microversion-2-100
+
 * Volume
 
   * `3.3`_