Updated from openstack-manuals

Change-Id: I1e5028d31a5e7bc193fbcca6e4a070bb81e7a0d1

doc/source/common/glossary.rst

@@ -157,7 +157,7 @@ A
 
       The open standard messaging protocol used by OpenStack
       components for intra-service communications, provided by RabbitMQ,
-      Qpid, or ZeroMQ.
+      or Qpid.
 
    Advanced RISC Machine (ARM)
 
@@ -191,11 +191,6 @@ A
       Both a VM container format and disk format. Supported by Image
       service.
 
-   Anvil
-
-      A project that ports the shell script-based project named
-      DevStack to Python.
-
    aodh
 
       Part of the OpenStack :term:`Telemetry service <Telemetry
@@ -693,11 +688,6 @@ C
       item since your last request, instead of downloading a new, fresh set
       of data and comparing it against the old data.
 
-   Chef
-
-      An operating system configuration management tool supporting
-      OpenStack deployments.
-
    child cell
 
       If a requested resource such as CPU time, disk storage, or
@@ -906,11 +896,6 @@ C
       because compute nodes do not need direct access to the
       database.
 
-   congress
-
-      Code name for the :term:`Governance service
-      <Governance service (congress)>`.
-
    consistency window
 
       The amount of time it takes for a new Object Storage object to
@@ -1705,12 +1690,6 @@ G
       image is created and then used by all nodes without
       modification.
 
-   Governance service (congress)
-
-      The project that provides Governance-as-a-Service across
-      any collection of cloud services in order to monitor,
-      enforce, and audit policy over dynamic infrastructure.
-
    Graphic Interchange Format (GIF)
 
       A type of image file that is commonly used for animated images
@@ -3442,8 +3421,7 @@ R
    RPC driver
 
       Modular system that allows the underlying message queue software
-      of Compute to be changed. For example, from RabbitMQ to ZeroMQ or
-      Qpid.
+      of Compute to be changed. For example, from RabbitMQ to Qpid.
 
    rsync
 
@@ -4368,11 +4346,6 @@ Z
       The code name for the twenty sixth release of OpenStack.
       The release is named after the pronunciation of the letter Z.
 
-   ZeroMQ
-
-      Message queue software supported by OpenStack. An alternative to
-      RabbitMQ. Also spelled 0MQ.
-
    Zuul
 
       `Zuul <https://zuul-ci.org>`__ is an open source CI/CD