Remove unused imports

Author: jtpio

docs/conf.py

@@ -14,8 +14,6 @@
 # import sys
 # sys.path.insert(0, os.path.abspath('.'))
 
-import sphinx_rtd_theme
-
 # -- Project information -----------------------------------------------------
 
 project = 'jupyterlab-blockly'
@@ -52,7 +50,6 @@
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
 html_theme = 'pydata_sphinx_theme'
-html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
 
 # 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,