SORMAS-Foundation#2949 - Fixed duplicate column definition

Author: MateStrysewske

sormas-app/app/src/main/java/de/symeda/sormas/app/backend/common/DatabaseHelper.java

@@ -1757,7 +1757,8 @@ public void onUpgrade(SQLiteDatabase db, ConnectionSource connectionSource, int
 
 			case 245:
 				currentVersion = 245;
-				getDao(EpiData.class).executeRaw("ALTER TABLE epidata ADD COLUMN exposureDetailsKnown varchar(255);");
+				// Mistakenly added
+				//getDao(EpiData.class).executeRaw("ALTER TABLE epidata ADD COLUMN exposureDetailsKnown varchar(255);");
 
 			case 246:
 				currentVersion = 246;