[gssdp] build: fix deprecated pkg.generate call

[Jens Georg <jensgeorg src gnome org>]

commit b4284c8c2a10fb23c408177fb431519844cee09a
Author: Jens Georg <mail jensge org>
Date:   Sat May 22 17:51:21 2021 +0200

    build: fix deprecated pkg.generate call

 libgssdp/meson.build | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/libgssdp/meson.build b/libgssdp/meson.build
index a86ac6c..f2f153f 100644
--- a/libgssdp/meson.build
+++ b/libgssdp/meson.build
@@ -73,10 +73,11 @@ gssdp = declare_dependency(link_with : libgssdp,
 
 meson.override_dependency('gssdp-1.2', gssdp)
 
-pkg.generate(libraries: [ libgssdp ],
+pkg.generate(libgssdp,
              subdirs: 'gssdp-1.2',
              version: meson.project_version(),
              name: 'gssdp-1.2',
+             requires: ['gio-2.0', 'glib-2.0', 'gobject-2.0'],
              filebase : 'gssdp-1.2',
              description: 'GObject-based SSDP library',
              requires_private: ['gobject-2.0', 'gio-2.0'])