chore: update CHANGELOG for v0.36.dev1 (#4668)

Update CHANGELOG for v0.36.dev1 and remove .md files in doc/changelog.d.

> [!CAUTION]
> Do not merge this pull request until the release has been successfully
made.

---------

Co-authored-by: Mainak Kundu <94432368+mkundu1@users.noreply.github.com>

Author: pyansys-ci-bot

doc/changelog.d/4668.maintenance.md

@@ -0,0 +1 @@
+Update CHANGELOG for v0.36.dev1

doc/source/changelog.rst

@@ -9,6 +9,7 @@ This document contains the release notes for the project.
 
 .. towncrier release notes start
 
+`0.36.dev1 <https://github.com/ansys/pyfluent/releases/tag/v0.36.dev1>`_ - November 27, 2025
 `0.38.dev0 <https://github.com/ansys/pyfluent/releases/tag/v0.38.dev0>`_ - November 27, 2025
 
 .. tab-set::
@@ -46,6 +47,8 @@ This document contains the release notes for the project.
         * - Bump version 0.35.1
           - `#16 <https://github.com/ansys/pyfluent/pull/16>`_
 
+
+`0.36.0 <https://github.com/ansys/pyfluent/releases/tag/v0.36.0>`_ - November 25, 2025
         * - Fix nightly dev docs.
           - `#4641 <https://github.com/ansys/pyfluent/pull/4641>`_
 
@@ -117,6 +120,9 @@ This document contains the release notes for the project.
         * - Bump the dependencies group with 4 updates
           - `#4577 <https://github.com/ansys/pyfluent/pull/4577>`_
 
+        * - Bump version to v0.36.0
+          - `#4630 <https://github.com/ansys/pyfluent/pull/4630>`_
+
 
   .. tab-item:: Documentation