[elpa] externals/plz-media-type updated (4404f213b4 -> 9286987892)

[ELPA Syncer]

elpasync pushed a change to branch externals/plz-media-type.

      from  4404f213b4 Link to ELPA
       new  35c0d93498 Add Emacs 30.1 and remove 27.x
       new  9f5a4cbbeb Fix plz buffer killing edge case
       new  9286987892 Commit test for interrupting running request


Summary of changes:
 .github/workflows/test.yml   |  3 +--
 plz-media-type.el            | 31 +++++++++++++++----------------
 tests/test-plz-media-type.el | 16 ++++++++++++++++
 3 files changed, 32 insertions(+), 18 deletions(-)