[goffice] Compilation: don't embed gzip timestamps.

[Morten Welinder <mortenw src gnome org>]

commit 287e43914be66d88d5438f417d7838fe078888b2
Author: Morten Welinder <terra gnome org>
Date:   Mon Dec 21 11:15:08 2015 -0500

    Compilation: don't embed gzip timestamps.

 NEWS           |    1 +
 tools/embedder |    2 +-
 2 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 1ec6cda..92ca556 100644
--- a/NEWS
+++ b/NEWS
@@ -3,6 +3,7 @@ goffice 0.10.25:
 Morten:
        * Plug leaks.
        * Fix axis editing bug.  [#684886]
+       * Make builds more reproducible.
 
 --------------------------------------------------------------------------
 goffice 0.10.24:
diff --git a/tools/embedder b/tools/embedder
index e07c5c5..875fc6d 100755
--- a/tools/embedder
+++ b/tools/embedder
@@ -98,7 +98,7 @@ sub embed {
 
     if ($docompress) {
        my $zdata;
-       gzip \$data => \$zdata
+       gzip \$data => \$zdata, TIME => 0,
            or die "gzip failed: $GzipError\n";
        $data = $zdata;
     }