[elpa] externals/plz updated (271d0aa8e7 -> a8ae654530)

[ELPA Syncer]

elpasync pushed a change to branch externals/plz.

      from  271d0aa8e7 Release: v0.6
       new  81f97a6270 Meta: v0.7-pre
       new  40ec2e97da Add: plz-error signal
       new  a8ae654530 Tests: Run against local httpbin


Summary of changes:
 .github/workflows/test.yml |   3 +
 README.org                 |  10 +++
 plz.el                     |  22 ++++++-
 plz.info                   |  98 ++++++++++++++++++-----------
 tests/test-plz.el          | 151 ++++++++++++++++++++++++---------------------
 5 files changed, 173 insertions(+), 111 deletions(-)