[evolution] Correct evolution stable flatpak build

[Milan Crha <mcrha src gnome org>]

commit 59179e25c9a7548b2654a63b488c6661e48e4fb4
Author: Milan Crha <mcrha redhat com>
Date:   Tue Mar 20 12:24:23 2018 +0100

    Correct evolution stable flatpak build
    
    The 3.28 already installs the .desktop file with correct name, no need
    to rename it. Furthermore, the rename attempt causes build break.

 flatpak/org.gnome.Evolution-stable.json |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/flatpak/org.gnome.Evolution-stable.json b/flatpak/org.gnome.Evolution-stable.json
index d794ac0..559b955 100644
--- a/flatpak/org.gnome.Evolution-stable.json
+++ b/flatpak/org.gnome.Evolution-stable.json
@@ -4,7 +4,6 @@
        "runtime-version": "3.26",
        "sdk": "org.gnome.Sdk",
        "command": "evolution",
-       "rename-desktop-file": "evolution.desktop",
        "rename-icon": "evolution",
        "copy-icon": true,
        "branch": "gnome-3-28",