Get plotly from conda.

Signed-off-by: Daniel Scheffler <danschef@gfz-potsdam.de>

HISTORY.rst

@@ -2,6 +2,12 @@
 History
 =======
 
+1.5.2 (coming soon)
+-------------------
+
+* CI now uses Mambaforge.
+
+
 1.5.1 (2021-08-11)
 ------------------
 

tests/CI_docker/context/environment_arosics.yml

@@ -16,6 +16,7 @@ dependencies:
   - matplotlib
   - numpy
   - pandas
+  - plotly
   - pyfftw
   - pykrige
   - pyproj>2.2.0
@@ -26,7 +27,6 @@ dependencies:
   - pip:
     - folium>=0.6.0,!=0.12.0
     - geojson
-    - plotly
 
     # doc requirements
     - coverage