Remove 'explorer' from a few Panes (#650)

While working on #549 I realized there were a few places where 'explorer' was only needed to expand the notifications console, so I stripped those out where it was easy.

src/Explorer/Panes/CopyNotebookPane/CopyNotebookPane.tsx

@@ -131,7 +131,6 @@ export const CopyNotebookPane: FunctionComponent<CopyNotebookPanelProps> = ({
   };
 
   const genericPaneProps: GenericRightPaneProps = {
-    container,
     formError,
     formErrorDetail,
     id: "copynotebookpane",
@@ -140,6 +139,7 @@ export const CopyNotebookPane: FunctionComponent<CopyNotebookPanelProps> = ({
     submitButtonText: "OK",
     onClose: closePanel,
     onSubmit: () => submit(),
+    expandConsole: () => container.expandConsole(),
   };
 
   const copyNotebookPaneProps: CopyNotebookPaneProps = {