build: prepare for v3.15.0

This commit updates the required templates
for the v3.15.0 release.

Signed-off-by: Rakshith R <rar@redhat.com>

ci: update templates for the 3.14.2 release

updating the required template changes for
3.14.2 release.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

build: prepare for v3.14.1

This commit updates the required templates
for the v3.14.1 release.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

build: prepare for v3.14.0

This commit updates the required templates
for the v3.14.0 release.

Signed-off-by: Rakshith R <rar@redhat.com>

build: prepare of 3.13.1

updating the required templates and documents for the 3.12.1 release.

Signed-off-by: yati1998 <ypadia@redhat.com>

ci: update github action commenter

updating the github action pull
request commentor to drop
older unsupported release and support
3.13 release.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
(cherry picked from commit a32ba13)

ci: prepare for 3.12.3 release

This commit is a preparation for
the 3.12.3 release

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

doc: fix codespell problem

fixed codespell problems found
in the CI run

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
(cherry picked from commit bdd4c07)

rbd: add image size in toSnapshot

we need to return the rbd image size
as a snapshot size in CreateSnapshot
Response.

fixes: #4788

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
(cherry picked from commit 38fd27a)

build: prepare of 3.12.0

updating the required templates
and document for the 3.12.0
release.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>