fix UI of Deployed contracts text

libs/remix-ui/run-tab/src/lib/components/instanceContainerUI.tsx

@@ -12,7 +12,7 @@ export function InstanceContainerUI (props: InstanceContainerProps) {
 
   return (
     <div className="udapp_instanceContainer mt-3 border-0 list-group-item">
-      <label className="udapp_deployedContracts d-flex justify-content-between align-items-center pl-2 mb-0"
+      <label className="udapp_deployedContracts d-flex justify-content-between align-items-center pl-2 mb-2"
         title="Autogenerated generic user interfaces for interaction with deployed contracts">
         Deployed Contracts
         { instanceList.length > 0