Use pkgconfig for BuildRequires

Additionally, disable tests and remove the unused gtk3 dependency.

libnotify.spec

@@ -1,19 +1,18 @@
 %define glib2_version           2.26.0
 
-Name: libnotify
+Name:    libnotify
 Version: 0.7.9
-Release: 5%{?dist}
+Release: 6%{?dist}
 Summary: Desktop notification library
 
 License: LGPLv2+
-URL: http://www.gnome.org
+URL:     https://gitlab.gnome.org/GNOME/libnotify
-Source0: http://ftp.gnome.org/pub/GNOME/sources/libnotify/0.7/%{name}-%{version}.tar.xz
+Source0: https://download.gnome.org/sources/libnotify/0.7/%{name}-%{version}.tar.xz
 
+BuildRequires: pkgconfig(gdk-pixbuf-2.0)
+BuildRequires: pkgconfig(glib-2.0) >= %{glib2_version}
+BuildRequires: pkgconfig(gobject-introspection-1.0)
 BuildRequires: docbook-xsl-ns
-BuildRequires: gdk-pixbuf2-devel
-BuildRequires: glib2-devel >= %{glib2_version}
-BuildRequires: gobject-introspection-devel
-BuildRequires: gtk3-devel
 BuildRequires: gtk-doc
 BuildRequires: meson
 BuildRequires: xmlto
@@ -36,10 +35,10 @@ This package contains libraries and header files needed for
 development of programs using %{name}.
 
 %prep
-%setup -q
+%autosetup -p1
 
 %build
-%meson
+%meson -Dtests=false
 %meson_build
 
 %install
@@ -66,6 +65,10 @@ development of programs using %{name}.
 %doc %{_docdir}/libnotify/spec/
 
 %changelog
+* Tue Dec 14 2021 David King <amigadave@amigadave.com> - 0.7.9-6
+- Use pkgconfig for BuildRequires
+- Disable building unused tests
+
 * Thu Jul 22 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.7.9-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild