Add missing polyline dependency required in spatial network nodes

Author: koettert

knime_extension/geospatial_env.yml

@@ -21,6 +21,7 @@ dependencies:
   - mgwr=2.1.2
   - numpy=1.23.5 #required to fix problem with latest version of numpy
   - osmnx=1.3.0
+  - polyline 2.0.0
   - pulp=2.7.0
   - pyproj=3.5.0
   - pysal=23.1