Update environment.yml

binder/environment.yml

@@ -2,9 +2,9 @@ name: gdet3lab
 channels:
   - conda-forge
 dependencies:
-  - numpy==1.18.1
-  - scipy==1.4.1
-  - matplotlib-base==3.1.2
-  - jupyterlab==2.0.1
-  - nodejs==13.13.0
-  - ipympl==0.5.6
+  - numpy==1.21.2
+  - scipy==1.7.1
+  - matplotlib-base==3.4.3
+  - jupyterlab==3.1.6
+  - nodejs==14.17.4
+  - ipympl==0.7.0