Documentation edits: cosmetic

overview/architecture_overview.rst
----------------------------------
   * Fixed dup "have been have been"

overview/lab_setup.rst
----------------------
   * Correct VOLTHA cases and s/the/this/.

release_notes/release_process.rst
---------------------------------
   * Updated jira notes to be more descriptive wrt edits needed.

Change-Id: I780a0835787f5e7d658c9b63451c78809114f9c9
diff --git a/overview/architecture_overview.rst b/overview/architecture_overview.rst
index acb49e0..49e2729 100644
--- a/overview/architecture_overview.rst
+++ b/overview/architecture_overview.rst
@@ -76,7 +76,7 @@
       of the system. An opensource implementation exists in the form of the `open-olt-adapter <https://github.com/opencord/voltha-openolt-adapter>`_) which uses
       gRPC and the `openolt.proto <https://github.com/opencord/voltha-protos/blob/master/protos/voltha_protos/openolt.proto>`_
       API as its means of communication to the ``open-olt-agent``. Closed source adapter
-      that use different SB protocols to the device, such as NETCONF, have been have been proven to work with VOLTHA
+      that use different SB protocols to the device, such as NETCONF, have been proven to work with VOLTHA
       with no changes required to the system.
     - ``ONU Adapter``. The ONU adapter is responsible for all the interactions and commands towards the ONU via OMCI,
       such as discovery, MIB upload, ME configuration, T-CONT and GEM port configuration and so on.
diff --git a/overview/lab_setup.rst b/overview/lab_setup.rst
index fd24d1a..47e8921 100644
--- a/overview/lab_setup.rst
+++ b/overview/lab_setup.rst
@@ -303,10 +303,10 @@
 Configuration for in-band OLT control
 -------------------------------------
 
-If OLT is being used in in-band connectivity mode, the
+If OLT is being used in in-band connectivity mode, this
 `document <https://docs.google.com/document/d/1OKDJCPEFVTEythAFUS_I7Piew4jHmhk25llK6UF04Wg>`_
 details the configuration aspects in ONOS and the aggregation switch to
-trunk/switch in-band packets from the OLT to BNG or Voltha.
+trunk/switch in-band packets from the OLT to BNG or VOLTHA.
 
 In-band OLT software upgrade
 -------------------------------------