meta-openpower: remove exe perms from udev rules

Remove execute permssions from udev rules to avoid errors like:

systemd-udevd[110]: Configuration file /lib/udev/rules.d/70-iio.rules is
marked executable. Please remove executable permission bits. Proceeding
anyway.

(From meta-openpower rev: 83b053de240b37b43ff06984543e2af3b21e94ba)

Change-Id: I825747964feda292b5aacf2e9034d65eddc9484e
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-openpower/recipes-phosphor/vpd/openpower-fru-vpd_git.bb b/meta-openpower/recipes-phosphor/vpd/openpower-fru-vpd_git.bb
index a1b7026..87377ed 100644
--- a/meta-openpower/recipes-phosphor/vpd/openpower-fru-vpd_git.bb
+++ b/meta-openpower/recipes-phosphor/vpd/openpower-fru-vpd_git.bb
@@ -39,5 +39,5 @@
         install ${SRC}/inventory ${DEST}
 
         install -d ${D}/${base_libdir}/udev/rules.d/
-        install ${WORKDIR}/70-op-vpd.rules ${D}/${base_libdir}/udev/rules.d/
+        install -m0644 ${WORKDIR}/70-op-vpd.rules ${D}/${base_libdir}/udev/rules.d/
 }