Update wayland deps

Just wayland-devel is enough these days.

ibus.spec

@@ -35,7 +35,7 @@
 
 Name:           ibus
 Version:        1.5.19
-Release:        17%{?dist}
+Release:        18%{?dist}
 Summary:        Intelligent Input Bus for Linux OS
 License:        LGPLv2+
 URL:            https://github.com/ibus/%name/wiki
@@ -74,7 +74,7 @@ BuildRequires:  git
 BuildRequires:  vala
 BuildRequires:  iso-codes-devel
 BuildRequires:  libnotify-devel
-BuildRequires:  libwayland-client-devel
+BuildRequires:  wayland-devel
 %if %with_kde5
 BuildRequires:  qt5-qtbase-devel
 %endif
@@ -434,6 +434,9 @@ dconf update || :
 %{_datadir}/gtk-doc/html/*
 
 %changelog
+* Thu Feb 28 2019 Pete Walter <pwalter@fedoraproject.org> - 1.5.19-18
+- Update wayland deps
+
 * Fri Feb 22 2019 Takao Fujiwara <tfujiwar@redhat.com> - 1.5.19-17
 - Delete dconf dependencies and gettext migration for gschema.xml file
 - Delete Super-space notification in initial login in non-GNOME desktops