Fixed broken timeline layout

Summary: Changelog: Fixed broken layout of timeline in QPL plugin

Reviewed By: passy

Differential Revision: D21383013

fbshipit-source-id: 95fbe2681ff27dff827c742f11192c1d07ad021c

desktop/app/src/ui/components/table/ManagedTable.tsx

@@ -151,6 +151,7 @@ type ManagedTableState = {
 const Container = styled(FlexColumn)<{canOverflow?: boolean}>((props) => ({
   overflow: props.canOverflow ? 'scroll' : 'visible',
   flexGrow: 1,
+  height: '100%',
 }));
 Container.displayName = 'ManagedTable:Container';