test: Reflect change in host map handling

...in recent commits to ews-coordinator and ews-epidemiology.

tests/integration/test_suites/epi_test_suite.py

@@ -61,17 +61,7 @@ class BaseEpiTestSuite:
 
             self.check_wildcard_exists_and_not_empty(data_input_root, "*deposition.csv")
             self.check_wildcard_exists_and_not_empty(data_input_root, "*environment.csv")
-
-            map_spam_root = os.path.join(IntegrationTestUtils.TEST_OUT_PATH,
-                                         IntegrationTestUtils.TEST_JOB_DIR,
-                                         "EastAfrica",
-                                         "StemRust",
-                                         "input_data",
-                                         "wheat_area_frac_MapSPAM2010_EastAfrica*")
-
-            self.check_wildcard_exists_and_not_empty(map_spam_root, ".csv")
-            self.check_wildcard_exists_and_not_empty(map_spam_root, ".csv")
-
+            self.check_wildcard_exists_and_not_empty(data_input_root, "*host.csv")
 
         def test_standard_run_input_all_plotting_files_produced(self):
             input_csvs_root = os.path.join(IntegrationTestUtils.TEST_OUT_PATH,