Implement total stake in staking overview

pioneer/packages/page-staking/src/Overview/Address/index.tsx

@@ -130,6 +130,14 @@ function Address ({ address, className = '', filterName, hasQueries, isElected,
           <FormatBalance value={stakeOwn} />
         )}
       </td>
+      <td className='number'>
+        {(stakeOwn && stakeOther)
+          ? <FormatBalance value={stakeOther.add(stakeOwn)} />
+          : stakeOwn ? <FormatBalance value={stakeOwn} />
+            : stakeOther ? <FormatBalance value={stakeOther} />
+              : null
+        }
+      </td>
       <td className='number'>
         {commission}
       </td>

pioneer/packages/page-staking/src/Overview/CurrentList.tsx

@@ -124,6 +124,7 @@ function CurrentList ({ favorites, hasQueries, isIntentions, next, stakingOvervi
     [t('validators'), 'start', 2],
     [t('other stake')],
     [t('own stake')],
+    [t('total stake')],
     [t('commission')],
     [t('points')],
     [t('last #')],