branch core-updates updated (288b8fd -> 870541d)

[Rutger Helling]

rhelling pushed a change to branch core-updates
in repository guix.

      from  288b8fd   Merge branch 'master' into core-updates
       new  5b69baf   gnu: Add shaderc.
       new  870541d   gnu: mpv: Enable Vulkan support.

The 2 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "adds" were already present in the repository and have only
been added to this reference.


Summary of changes:
 gnu/packages/video.scm  |  3 ++
 gnu/packages/vulkan.scm | 78 +++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 81 insertions(+)