Convert to new override syntax

This is the result of automated script conversion:

oe-core/scripts/contrib/convert-overrides.py .

converting the metadata to use ":" as the override character instead of "_".

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

dynamic-layers/meta-python/recipes-connectivity/lirc/lirc_0.10.1.bbappend

@@ -1,6 +1,6 @@
-FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
+FILESEXTRAPATHS:prepend := "${THISDIR}/${PN}:"
 
-SRC_URI_append_rpi = " \
+SRC_URI:append:rpi = " \
 	file://lirc-gpio-ir-0.10.patch \
         file://lircd.service \
 "