Fix syntax error in .app.src
diff --git a/src/meck.app.src b/src/meck.app.src
index 2a4db46..c0b729c 100644
--- a/src/meck.app.src
+++ b/src/meck.app.src
@@ -11,6 +11,6 @@
     {licenses, ["Apache 2.0"]},
     {links, [
         {"Changelog", "https://github.com/eproxus/meck/blob/master/CHANGELOG.md"},
-        {"GitHub", "https://github.com/eproxus/meck"},
+        {"GitHub", "https://github.com/eproxus/meck"}
     ]}
 ]}.