MDL-65184 theme_classic: Remove unused footer template

theme/classic/templates/core/footer.mustache

@@ -1,54 +0,0 @@
-{{!
-    This file is part of Moodle - http://moodle.org/
-
-    Moodle is free software: you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation, either version 3 of the License, or
-    (at your option) any later version.
-
-    Moodle is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
-}}
-{{!
-    @template theme_classic/footer
-
-    This template renders the page footer.
-
-    Example context (json):
-    {
-        "output": {
-            "course_footer": "Course footer html",
-            "page_doc_link": "<a href='http://localhost/help'>Moodle docs for this page</a>",
-            "login_info": "You are logged in as User <a href='http://localhost'>Log out</a>",
-            "standard_footer_html": "<a href='http://localhost'>Purge all caches</a>",
-            "standard_end_of_body_html": "Footer Javascript"
-        }
-    }
-}}
-<footer id="page-footer" class="mt-1 py-3 bg-dark text-light">
-    <div class="container">
-        <div id="course-footer">{{{ output.course_footer }}}</div>
-
-        {{# output.page_doc_link }}
-            <p class="helplink">{{{ output.page_doc_link }}}</p>
-        {{/ output.page_doc_link }}
-
-        {{{ output.login_info }}}
-        <div class="tool_usertours-resettourcontainer"></div>
-        {{{ output.home_link }}}
-        <nav class="nav navbar-nav d-md-none">
-            {{# output.custom_menu_flat }}
-                <ul class="list-unstyled pt-3">
-                    {{> theme_boost/custom_menu_footer }}
-                </ul>
-            {{/ output.custom_menu_flat }}
-        </nav>
-        {{{ output.standard_footer_html }}}
-        {{{ output.standard_end_of_body_html }}}
-    </div>
-</footer>