[ngrams] fix displayRow filtering

We want to show pending changes always.

src/Gargantext/Components/NgramsTable.purs

@@ -543,13 +543,12 @@ displayRow state@{ ngramsChildren
            ngramsParentRoot
            termListFilter
            (NgramsElement {ngrams, root, list}) =
-     maybe true (_ == list) termListFilter
+     isNothing root
+  -- ^ Display only nodes without parents
+  && maybe true (_ == list) termListFilter
   -- ^ and which matches the ListType filter.
   && queryMatchesLabel searchQuery (ngramsTermText ngrams)
   -- ^ and which matches the search query.
-  && (
-    isNothing root
-    -- ^ Display only nodes without parents
   && ngramsChildren ^. at ngrams /= Just true
   -- ^ and which are not scheduled to be added already
   && Just ngrams /= ngramsParent
@@ -560,7 +559,7 @@ displayRow state@{ ngramsChildren
   -- ^ unless they are scheduled to be removed.
   || tablePatchHasNgrams ngramsLocalPatch ngrams
   -- ^ unless they are being processed at the moment.
-  )
+
 
 type MainNgramsTableProps =
   ( nodeId        :: Int