refactor: simplify worktype filter to always include CM, PROACTIVE, and EM.

src/modules/equipment/where_query_sql.py

@@ -34,11 +34,6 @@ def get_where_query_sql_all_worktype(assetnum):
                 AND a.description ILIKE '%U4%'
             )
         )
-        AND (
+        AND a.worktype in ('CM', 'PROACTIVE', 'EM')
-            CASE
-                WHEN '{worktype}' <> 'CM' THEN a.worktype = '{worktype}'
-                ELSE a.worktype IN ('CM', 'PROACTIVE', 'EM')
-            END
-        )
     """
     return where_query