branch master updated (a4c4aaf -> d7113bb)

[guix-commits]

civodul pushed a change to branch master
in repository guix.

    from a4c4aaf  gnu: rust-bumpalo-3: Update to 3.2.1 [fixes 
RUSTSEC-2020-0006].
     new 42a8713  channels: Call 'build-self.scm' procedure with a trivial 
build handler.
     new d7113bb  services: syslog: Create log files as non-world-readable.

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


Summary of changes:
 gnu/services/base.scm | 15 +++++++++++----
 gnu/tests/base.scm    |  8 ++++++++
 guix/channels.scm     | 19 +++++++++++++++++--
 3 files changed, 36 insertions(+), 6 deletions(-)