branch core-updates updated (47f315a -> 2e83954)

[Ludovic Courtès]

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

      from  47f315a   gnu: ninja: Apply the patch in a phase to avoid 
'patch-and-repack'.
       new  c5c4c4b   gnu: rapidjson: Build without -Werror.
       new  2e83954   gnu: ninja: Do not report files with mtime = 0 as missing.

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-system.am                               |    1 +
 gnu/packages/ninja.scm                      |   17 +++--------------
 gnu/packages/patches/ninja-zero-mtime.patch |   19 +++++++++++++++++++
 gnu/packages/web.scm                        |    8 +++++++-
 4 files changed, 30 insertions(+), 15 deletions(-)
 create mode 100644 gnu/packages/patches/ninja-zero-mtime.patch