[gjs] release: Prepare for 1.57.4

[Philip Chimento <pchimento src gnome org>]

commit 0e2f4c1cad94e06d67169bc8aa005834fbdeeb29
Author: Philip Chimento <philip chimento gmail com>
Date:   Tue Jul 16 13:51:29 2019 -0700

    release: Prepare for 1.57.4

 NEWS | 9 +++++++++
 1 file changed, 9 insertions(+)
---
diff --git a/NEWS b/NEWS
index cb9c8a99..33093c0c 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,12 @@
+Version 1.57.4
+--------------
+
+- Closed bugs and merge requests:
+  * gjs 1.57 requires a recent sysprof version for sysprof-capture-3 [#258,
+    !309, Olivier Fourdan]
+
+- Misc documentation changes [Philip Chimento]
+
 Version 1.57.3
 --------------