pulseaudio: Use version-agnostic bbappend

The bbappend was restricted to the 5.0 release. The 6.0 is released
and short to be updated in OE-Core so to avoid breakage we are now
using a version-agnostic bbappend file.

Change-Id: I4f4b3d099c37f6561353225ced7d27bdeab8b2bf
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>

diff --git a/meta-fsl-arm/recipes-multimedia/pulseaudio/pulseaudio_5.0.bbappend b/meta-fsl-arm/recipes-multimedia/pulseaudio/pulseaudio_%.bbappend
similarity index 100%
rename from meta-fsl-arm/recipes-multimedia/pulseaudio/pulseaudio_5.0.bbappend
rename to meta-fsl-arm/recipes-multimedia/pulseaudio/pulseaudio_%.bbappend