[meld/flatpak-ci] Fix meson options to be consistent with the flatpak build

[Kai Willadsen <kaiw src gnome org>]

commit 2421ba6ea4ef121fa542fb322c19c25998d8c0a6
Author: Kai Willadsen <kai willadsen gmail com>
Date:   Mon Oct 7 10:17:31 2019 +1000

    Fix meson options to be consistent with the flatpak build

 meson_options.txt | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)
---
diff --git a/meson_options.txt b/meson_options.txt
index a9e396dd..fa5966ae 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -1,9 +1,6 @@
 option(
   'profile',
-  type: 'combo',
-  choices: [
-    'default',
-    'development'
-  ],
-  value: 'default'
+  type: 'string',
+  value: '',
+  description: 'Build with specified application ID',
 )