[gimp] devel-docs: release-howto.txt: it's org.gimp.GIMP.appdata.xml.in.in

[Michael Natterer <mitch src gnome org>]

commit 92c59316e12e00f9ee20397c66c39a95e26ab7e2
Author: Michael Natterer <mitch gimp org>
Date:   Sun May 20 18:32:21 2018 +0200

    devel-docs: release-howto.txt: it's org.gimp.GIMP.appdata.xml.in.in
    
    not just org.gimp.GIMP.appdata.xml.in

 devel-docs/release-howto.txt |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/devel-docs/release-howto.txt b/devel-docs/release-howto.txt
index 211ded8..eaf4234 100644
--- a/devel-docs/release-howto.txt
+++ b/devel-docs/release-howto.txt
@@ -22,9 +22,9 @@
      sort out issues with their builds.
 
  ( ) Make sure we have a <release> tag inside
-     desktop/org.gimp.GIMP.appdata.xml.in for this upcoming version,
-     with type="development" for development or RC releases (set
-     type="stable", or just no type for stable releases).
+     desktop/org.gimp.GIMP.appdata.xml.in.in for this upcoming
+     version, with type="development" for development or RC releases
+     (set type="stable", or just no type for stable releases).
 
      Some installers may feature more prominently software with recent
      releases if the appropriate tag was set (e.g. GNOME Software has a