actually use new lookandfeel on f25+ too

plasma-workspace.spec

@@ -232,11 +232,14 @@ Requires:       f22-kde-theme >= 22.2
 Requires:       f23-kde-theme
 %global default_lookandfeel org.fedoraproject.fedora.twenty.three
 %endif
-%if 0%{?fedora} > 23
+%if 0%{?fedora} == 24
 Requires:       f24-kde-theme-core
 %global         f24_kde_theme_core 1
 %global default_lookandfeel org.fedoraproject.fedora.twenty.four
 %endif
+%if 0%{?fedora} > 24
+%global default_lookandfeel org.fedoraproject.fedora.desktop
+%endif
 %if ! 0%{?default_lookandfeel:1}
 Requires:       desktop-backgrounds-compat
 %endif