fix: Titles and links

Author: AlejandroFernandezLuces

doc/source/getting_started/index.rst

@@ -8,7 +8,7 @@ quickly begin using it. If you are interested in contributing to theAnsys tools
 see :ref:`contribute` for information on installing in developer mode.
 
 Installation
-============
+------------
 
 To use `pip <https://pypi.org/project/pip/>`_ to install the Ansys tools common project,
 run this command:

doc/source/user_guide/report.rst

@@ -1,7 +1,7 @@
 .. _ref_report:
 
 User guide
-============
+==========
 
 This section explains how to use ``pyansys-tools-report`` and its features.
 
@@ -141,7 +141,7 @@ the following list:
 * ``google.protobuf``
 
 If you want the ``Report`` class to look for some extra environment variables by default, please
-`raise an issue <https://github.com/ansys/pyansys-tools-report/issues>`_.
+`raise an issue <https://github.com/ansys/ansys-tools-common/issues>`_.
 
 Enjoy its use. If you have any doubts, please raise a question/issue in the
-`PyAnsys Tools Report Issues <https://github.com/ansys/pyansys-tools-report/issues>`_ site.
+`PyAnsys Tools Report Issues <https://github.com/ansys/ansys-tools-common/issues>`_ site.

doc/source/user_guide/versioning.rst

@@ -1,7 +1,7 @@
 .. ref_versioning:
 
 User guide
-##########
+==========
 
 The fundamental object provided by ``ansys.tools.versioning`` is a decorator
 named :meth:`ansys.tools.versioning.requires_version` which accepts:
@@ -14,7 +14,7 @@ named :meth:`ansys.tools.versioning.requires_version` which accepts:
 
 
 How to use
-==========
+----------
 The ``requires_version`` decorator is expected to be used in all the desired
 methods of a class containing a ``_server_version`` attribute. If the class in
 which it is used does not contain this attribute, an ``AttributeError`` is