libcanberra: fix QA Warning Files/directories were installed but not shipped

...
WARNING: QA Issue: lib32-libcanberra: Files/directories were installed but not shipped
  /usr/lib/libcanberra-0.29/libcanberra-gstreamer.so
  /usr/lib/libcanberra-0.29/libcanberra-multi.so
  /usr/lib/libcanberra-0.29/libcanberra-pulse.so
  /usr/lib/libcanberra-0.29/libcanberra-null.so
  /usr/lib/libcanberra-0.29/libcanberra-alsa.so
  /usr/lib/libcanberra-0.29/.debug
  /usr/lib/libcanberra-0.29/.debug/libcanberra-gstreamer.so
  /usr/lib/libcanberra-0.29/.debug/libcanberra-multi.so
  /usr/lib/libcanberra-0.29/.debug/libcanberra-pulse.so
  /usr/lib/libcanberra-0.29/.debug/libcanberra-null.so
  /usr/lib/libcanberra-0.29/.debug/libcanberra-alsa.so
...

The dynamic libraries were installed into '${BPN}-${PV}' rather than '${P}'.

Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>