Remove the "Edit on GitLab" button

The final documentation is flattened from a symlink-based structure.
Pointing from the documentation to the flatten structure will only add
confusion.

Signed-off-by: Andrei Gherzan <andrei.gherzan@huawei.com>

_templates/breadcrumbs.html

-.. SPDX-FileCopyrightText: Huawei Inc.
-..
-.. SPDX-License-Identifier: CC-BY-4.0
-{%- extends "sphinx_rtd_theme/breadcrumbs.html" %}
-
-{% block breadcrumbs_aside %}
-{% if display_gitlab_local %}
-  <li class="wy-breadcrumbs-aside">
-    {% if hasdoc(pagename) and pagename != "search" and pagename != "genindex" %}
-    <a href="https://{{ gitlab_local_host|default("gitlab.com") }}/{{ gitlab_local_repo }}/{{ theme_vcs_pageview_mode|default("blob") }}/{{ gitlab_local_version }}{{ conf_py_path }}{{ pagename }}{{ suffix }}" class="fa fa-gitlab"> {{ _('Edit on GitLab') }}</a>
-    {% endif %}
-  </li>
-{% endif %}
-{% endblock %}
\ No newline at end of file

conf.py

@@ -59,14 +59,6 @@ exclude_patterns = ['README.rst', 'contributing/project.rst', 'experimental']
 #
 html_theme = "sphinx_rtd_theme"
 
-html_context = {
-    "gitlab_local_host": "git.ostc-eu.org",
-    "display_gitlab_local": True, # Integrate Gitlab
-    "gitlab_local_repo": "OSTC/OHOS/docs", # Repo name
-    "gitlab_local_version": "master", # Version
-    "conf_py_path": "/", # Path in the checkout to the docs root
-}
-
 # Add any paths that contain custom static files (such as style sheets) here,
 # relative to this directory. They are copied after the builtin static files,
 # so a file named "default.css" will overwrite the builtin "default.css".