[libmanette] demos: Switch to meson for evdev dependency

[Adrien Plazas <aplazas src gnome org>]

commit 5ba1efdd85be5f5212ca29df4b12b83566a481de
Author: vanadiae <vanadiae35 gmail com>
Date:   Sat Nov 21 12:55:58 2020 +0100

    demos: Switch to meson for evdev dependency
    
    It speeds up a lot the initial flatpak build. This commit also disables
    the tests and documentation of evdev to speed up more the build.

 demos/manette-test/org.gnome.Manette.Test.json | 5 +++++
 1 file changed, 5 insertions(+)
---
diff --git a/demos/manette-test/org.gnome.Manette.Test.json b/demos/manette-test/org.gnome.Manette.Test.json
index 67a992c..5479765 100644
--- a/demos/manette-test/org.gnome.Manette.Test.json
+++ b/demos/manette-test/org.gnome.Manette.Test.json
@@ -17,6 +17,11 @@
     "modules" : [
         {
             "name" : "libevdev",
+            "buildsystem" : "meson",
+            "config-opts" : [
+                "-Ddocumentation=disabled",
+                "-Dtests=disabled"
+            ],
             "sources" : [
                 {
                     "type" : "git",