update changelog

vulkan-loader.spec

@@ -1,6 +1,6 @@
 Name:           vulkan-loader
 Version:        1.1.77.0
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Vulkan ICD desktop loader
 
 License:        ASL 2.0
@@ -82,5 +82,9 @@ mkdir -p %{buildroot}%{_sysconfdir}/vulkan/{explicit,implicit}_layer.d/ \
 
 
 %changelog
+* Tue Jun 26 2018 Leigh Scott <leigh123linux@googlemail.com> - 1.1.77.0-2
+- Improve description and summary
+- Set release
+
 * Sat Jun 23 2018 Leigh Scott <leigh123linux@googlemail.com> - 1.1.77.0-1
 - Initial package