Pull request: 3166 fix dhcp

Updates #3166.

Squashed commit of the following:

commit cac62f842886f06a70fb50d251938e0feaa06846
Author: Ildar Kamalov <ik@adguard.com>
Date:   Thu Jun 10 14:35:40 2021 +0300

    client: get dhcp status on static lease submit

commit 2ae4e3ab40041fbc0f53f4902a00263425409a6a
Merge: 1e0f9c15 299ea88c
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Thu Jun 10 14:09:05 2021 +0300

    Merge branch 'master' into 3166-fix-dhcp

commit 1e0f9c15d98f40a499c75b74bca48fe58512e300
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Thu Jun 10 14:03:58 2021 +0300

    dhcpd: imp code

commit e4b9626b60a11cd2491c675a297f527f7e12f9b4
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Thu Jun 10 13:03:47 2021 +0300

    dhcpd: fix static lease load

commit dc449f21986a8ea300d07c081f1e416b2f08bc25
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Tue Jun 1 17:21:10 2021 +0300

    home: change clients sources priority

client/src/actions/index.js

@@ -561,6 +561,7 @@ export const addStaticLease = (config) => async (dispatch) => {
         dispatch(addStaticLeaseSuccess(config));
         dispatch(addSuccessToast(i18next.t('dhcp_lease_added', { key: name })));
         dispatch(toggleLeaseModal());
+        dispatch(getDhcpStatus());
     } catch (error) {
         dispatch(addErrorToast({ error }));
         dispatch(addStaticLeaseFailure());