Fix findTenantByName as tenant tile is not unique

dao/src/main/java/org/thingsboard/server/dao/sql/tenant/JpaTenantDao.java

@@ -95,7 +95,7 @@ public class JpaTenantDao extends JpaAbstractDao<TenantEntity, Tenant> implement
 
     @Override
     public Tenant findTenantByName(TenantId tenantId, String name) {
-        return DaoUtil.getData(tenantRepository.findTenantByTitle(name));
+        return DaoUtil.getData(tenantRepository.findFirstByTitle(name));
     }
 
     @Override

dao/src/main/java/org/thingsboard/server/dao/sql/tenant/TenantRepository.java

@@ -60,6 +60,6 @@ public interface TenantRepository extends JpaRepository<TenantEntity, UUID> {
             "t.additionalInfo, t.country, t.state, t.city, t.address, t.address2, t.zip, t.phone, t.email, t.region) FROM TenantEntity t WHERE t.id > :id ORDER BY t.id")
     List<TenantFields> findNextBatch(@Param("id") UUID id, Limit limit);
 
-    TenantEntity findTenantByTitle(String name);
+    TenantEntity findFirstByTitle(String name);
 
 }