Update releasenotes from Xena cycle

Listing updates from begining of Xena cycle should be included in
releasenotes.

* Dropping sqlalchemy-filters while updating SQLAlchemy [1].

* Update default network driver to OVN in [2] and [3].

* Bug fixes of features, totally seven as referred in git log.

[1] https://review.opendev.org/c/openstack/tacker/+/796160
[2] https://review.opendev.org/c/openstack/tacker/+/794014
[3] https://review.opendev.org/c/openstack/tacker/+/792872

Signed-off-by: Yasufumi Ogawa <yasufum.o@gmail.com>
Change-Id: I9b8c8ab02e8ddf9d50716f1ee32c60da9c603a52

releasenotes/notes/bug-1923360-link-vnflcm-486fbbffb2636b50.yaml

@@ -0,0 +1,7 @@
+---
+fixes:
+  - |
+      Fixes `bug 1923360`_, add missing endpoint URL in each response of vnflcm
+      operation.
+
+      .. _bug 1923360 : https://bugs.launchpad.net/tacker/+bug/1923360

releasenotes/notes/bug-1923425-add-endpoint-info-77c3f975d0f876c9.yaml

@@ -0,0 +1,6 @@
+---
+fixes:
+  - |
+      Fixes `bug 1923425`_, add interface into vim connection info.
+
+      .. _bug 1923425 : https://bugs.launchpad.net/tacker/+bug/1923425

releasenotes/notes/bug-1923478-wrong-opocc-notif-523c33da2d9a0e04.yaml

@@ -0,0 +1,7 @@
+---
+fixes:
+  - |
+      Fixes `bug 1923478`_, correct incomplete URL in notification of vnflcm op
+      occ.
+
+      .. _bug 1923478 : https://bugs.launchpad.net/tacker/+bug/1923478

releasenotes/notes/bug-1923528-too-many-workers-919ad36e0c0ea9b0.yaml

@@ -0,0 +1,11 @@
+---
+fixes:
+  - |
+      Fixes `bug 1923528`_, drop ``WorkerService`` class which spawns child
+      service proceses with given number ``api_worker`` as a config value.
+      Without this fix, it results in that the worker processes, the number of
+      them is ``api_worker``, spawn each child processes unintendedly.
+      ``api_worker`` is designed just for the number of workers, and not for
+      their children.
+
+      .. _bug 1923528 : https://bugs.launchpad.net/tacker/+bug/1923528

releasenotes/notes/bug-1923540-unzipped-permission-4f34dce4a73a9342.yaml

@@ -0,0 +1,8 @@
+---
+fixes:
+  - |
+      Fixes `bug 1923540`_, fix permission of uploaded files with
+      ``vnf package upload`` command are changed to ``644`` unexpectedly while
+      it should be ``755``. It's corrected while extracting.
+
+      .. _bug 1923540 : https://bugs.launchpad.net/tacker/+bug/1923540

releasenotes/notes/bug-1924214-unexpected-heal-e59f6dcf0f03bc6a.yaml

@@ -0,0 +1,8 @@
+---
+fixes:
+  - |
+      Fixes `bug 1924214`_, fix a resource ``OS::Heat::AutoScalingGroup`` marked
+      as unhealthy unexpectedly. Marking only for ``OS::Nova::Server`` is
+      correct.
+
+      .. _bug 1924214 : https://bugs.launchpad.net/tacker/+bug/1924214

releasenotes/notes/bug-1930571-missing-vnf-config-props-c3bc122d70041da1.yaml

@@ -0,0 +1,7 @@
+---
+fixes:
+  - |
+      Fixes `bug 1930571`_, add missing property ``vnfConfigurableProperties``
+      in the result of CLI commands, such as ``openstack vnflcm show``.
+
+      .. _bug 1930571 : https://bugs.launchpad.net/tacker/+bug/1930571

releasenotes/notes/drop-sqlalchemy-filters-7ba7a03a309654bc.yaml

@@ -0,0 +1,8 @@
+---
+deprecations:
+  - |
+      Drop sqlalchemy-filters from tacker. We've been depending on
+      sqlalchemy-filters a little, but it can be replaced with original code in
+      tacker as alternative. We can catch up with a change in SQLAlchemy without
+      waiting for a update sqlalchemy-filters after then, update our code
+      instead quickly.

releasenotes/notes/ovs-to-ovn-2f14dcaaa7b186b5.yaml

@@ -0,0 +1,5 @@
+---
+upgrade:
+  - |
+      Change default network backend driver to OVN in ``tacker/devstack`` for
+      installation and ``.zuul.yaml`` for functional tests.