Update to jupyterlite-sphinx 0.7.2, which now enables a string contents value again.

Author: jasongrout

docs/environment.yml

@@ -26,4 +26,4 @@ dependencies:
   - sympy
   - pip:
     - jupyterlite==0.1.0b11
-    - jupyterlite-sphinx~=0.7.0
+    - jupyterlite-sphinx~=0.7.2

docs/requirements.txt

@@ -15,4 +15,4 @@ scikit-image
 scikit-learn
 sympy
 jupyterlite==0.1.0b11
-jupyterlite-sphinx~=0.7.0
+jupyterlite-sphinx~=0.7.2

docs/source/conf.py

@@ -31,7 +31,7 @@
 # "examples/Layout Example.ipynb", # bqplot/ipyleaflet dependencies require ipywidgets 7
 # "examples/Layout Templates.ipynb", # bqplot/ipyleaflet dependencies require ipywidgets 7
 # "examples/Variable Inspector.ipynb", # uses ipykernel-specific features
-jupyterlite_contents = ["examples"]
+jupyterlite_contents = "examples"
 
 # intersphinx_mapping = {
 #     'ipython': ('http://ipython.org/ipython-doc/dev/', None),