package/pipewire: bump version to 1.2.7
Includes various bugfixes. For details, see NEWS:
https://gitlab.freedesktop.org/pipewire/pipewire/-/blob/cc7439187f61dd73b81ca69f5dbccbb52ce970b2/NEWS
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>
(cherry picked from commit b94d0d354df0baec54af5ec52556d542849d6315)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>