branch core-updates updated (e3ec6c8 -> 7894ea6)

[Ludovic Courtès]

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

      from  e3ec6c8   gnu: mate-themes: Update to 3.20.9.
       new  946465b   system: Reintroduce 'GUIX_LOCPATH', for compatibility 
with address@hidden
       new  b66d6d5   tests: Fix 'fold-packages' for hidden packages.
       new  7894ea6   gnu: gcc-arm-none-eabi-4.9: Remove non-applicable patch.

The 3 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/embedded.scm |   11 +++++++++--
 gnu/system.scm            |   10 +++++++++-
 tests/packages.scm        |    4 ++--
 3 files changed, 20 insertions(+), 5 deletions(-)