chore: Reflect epi model bug fix

See ews-epidemiology commit 922332e.

coordinator/ProcessorEpidemiology.py

@@ -18,7 +18,7 @@ from rasterio import open as rio_open
 # TODO: Package these projects so they are robust for importing
 from EpiModel import ( # created by rs481
     EpiAnalysis,
-    EpiModel,
+    model,
     plotRaster
 )
 from EpiModel.EpiPrep import prep
@@ -560,7 +560,7 @@ class ProcessorEpidemiology(Processor):
 
 
             try:
-                EpiModel.run_epi_model(f"{case_specific_path}/{config_filename}.json")
+                model.run_epi_model(f"{case_specific_path}/{config_filename}.json")
             except:
                 self.logger.exception('Unexpected error in EpiModel')
                 raise