docs: more concise Changelog.

docs/changelog.rst

@@ -155,19 +155,13 @@ Fixes
   ``-vvv`` output. This is since EC2 modules may trigger errors during normal
   operation, when retrying transiently failing requests.
 
-* `748f5f67 <https://github.com/dw/mitogen/commit/748f5f67>`_: the
-  ``ansible_ssh_host`` variable is respected when ``mitogen_via=`` is active.
-
-* `21ad299d <https://github.com/dw/mitogen/commit/21ad299d>`_: the
-  precedence of ``ansible_ssh_user`` and ``ansible_user`` variables were
-  corrected when ``mitogen_via=`` is active.
-
-* `8ae6ca1d <https://github.com/dw/mitogen/commit/8ae6ca1d>`_: the
-  ``ansible_become_method`` variable is respected when ``mitogen_via=`` is
-  active.
-
-* `7fd0d349 <https://github.com/dw/mitogen/commit/7fd0d349>`_: the
-  ``ansible_ssh_port`` variable is respected when ``mitogen_via=`` is active.
+* `748f5f67 <https://github.com/dw/mitogen/commit/748f5f67>`_,
+  `21ad299d <https://github.com/dw/mitogen/commit/21ad299d>`_,
+  `8ae6ca1d <https://github.com/dw/mitogen/commit/8ae6ca1d>`_,
+  `7fd0d349 <https://github.com/dw/mitogen/commit/7fd0d349>`_:
+  the ``ansible_ssh_host``, ``ansible_ssh_user``, ``ansible_user``,
+  ``ansible_become_method``, and ``ansible_ssh_port`` variables more correctly
+  match typical behaviour when ``mitogen_via=`` is active.
 
 
 Thanks!