SORMAS-Foundation#2474 - Removed duplicate add column command

Author: MateStrysewske

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

@@ -1417,7 +1417,6 @@ public void onUpgrade(SQLiteDatabase db, ConnectionSource connectionSource, int
 			case 211:
 				// Re-synchronize all contacts and epi data to prevent missing embedded entities
 				currentVersion = 211;
-				getDao(Sample.class).executeRaw("ALTER TABLE contacts ADD COLUMN epiData_id bigint REFERENCES epidata (id);");
 				getDao(Contact.class).executeRaw("UPDATE contacts SET changeDate = 0 WHERE changeDate IS NOT NULL;");
 				getDao(EpiData.class).executeRaw("UPDATE epidata SET changeDate = 0 WHERE changeDate IS NOT NULL;");
 				getDao(EpiDataBurial.class).executeRaw("UPDATE epidataburial SET changeDate = 0 WHERE changeDate IS NOT NULL;");