recipes-demo-hmi: libqtappfw: update SRCREV

recipes-demo-hmi: libqtappfw: update SRCREV

a824dc2 Merge "docs: add docs target for generating doxygen output"
b2cfff1 Merge "libqtappfw: bluetooth-map: add support for list_messages + message verbs"
73aaa91 docs: add docs target for generating doxygen output
9cae455 libqtappfw: bluetooth-map: add support for list_messages + message verbs
4617d8b network: use roles to signal model changes
61d0147 libqtappfw: network: improve error checks
9d2600f libqtappfw: bluetooth-map: add initial map support
c7f1b26 libqtappfw: fix compile issue with SDK
4fda04a libqtappfw: pbap: fix compile error in if statement

Bug-AGL: SPEC-2566
Change-Id: I65921d0b3a1f41737da9a0b5bcc015c9fe352f7b
Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com>