branch master updated (3d39ab4 -> ee7c21c)

[Clément Lassieur]

snape pushed a change to branch master
in repository guix.

      from  3d39ab4   gnu: ccache: Update to 3.3.4.
       new  ee7c21c   maint: Mention the Signed-off-by line in 'HACKING'.

The 1 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:
 HACKING | 4 ++++
 1 file changed, 4 insertions(+)