[libgee] Release 0.20.4

[Rico Tzschichholz <ricotz src gnome org>]

commit db2efd468d32832ed787165ddda555706d888aca
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Wed Mar 17 20:57:15 2021 +0100

    Release 0.20.4

 NEWS         | 4 ++++
 configure.ac | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)
---
diff --git a/NEWS b/NEWS
index a6c0473..ed24896 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,7 @@
+libgee 0.20.4
+=============
+ * Fixes for newer valac
+
 libgee 0.20.3
 =============
  * Minor warning fixes for newer valac
diff --git a/configure.ac b/configure.ac
index 8138df1..3fd8cc9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([libgee], [0.20.3],
+AC_INIT([libgee], [0.20.4],
        [https://gitlab.gnome.org/GNOME/libgee/issues],
        [libgee],
        [https://wiki.gnome.org/Projects/Libgee])