perf annotate browser: Exit when pressing ESC or the left arrow

We lost that functionality on ed7e5662, restore it.

Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-z8eb8af2x46x42lgpn1ustid@git.kernel.orgSigned-off-by: NArnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/ui/browsers/annotate.c

@@ -285,6 +285,8 @@ static int annotate_browser__run(struct annotate_browser *self, int evidx,
 						     timer, arg, delay_secs);
 			}
 			break;
+		case NEWT_KEY_LEFT:
+		case NEWT_KEY_ESCAPE:
 		case 'q':
 		case CTRL('c'):
 			goto out;