Add printNavigationBar declaration

tests/cases/fourslash/fourslash.ts

@@ -237,6 +237,7 @@ declare namespace FourSlashInterface {
         printBreakpointAtCurrentLocation(): void;
         printNameOrDottedNameSpans(pos: number): void;
         printErrorList(): void;
+        printNavigationBar(): void;
         printNavigationItems(searchValue?: string): void;
         printScriptLexicalStructureItems(): void;
         printReferences(): void;