docs: fix HTML title in docs

docs/conf.py

@@ -69,7 +69,7 @@ html_theme_options = {
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
 #
-html_title = "Advanced Scheduler for Python"
+html_title = "Advanced Python Email Sending"
 html_theme = 'sphinx_rtd_theme'
 
 # Add any paths that contain custom static files (such as style sheets) here,