eudev: extra rules install on TI SoCs only, don't append SRC_URI otherwise

Signed-off-by: Denys Dmytriyenko <denys@ti.com>

recipes-core/udev/eudev_%.bbappend

@@ -1,11 +1,11 @@
 FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
 
-SRC_URI_append = " \
+SRC_URI_append_ti-soc = " \
     file://omap-tty.rules \
     file://firmware.rules \
 "
 
-PR_append = ".3"
+PR_append_ti-soc = ".3"
 
 do_install_append_ti-soc() {
     install -m 0644 ${WORKDIR}/omap-tty.rules ${D}${sysconfdir}/udev/rules.d/