rpi-config: Added rtc + uart2

Signed-off-by: Marek Belisko <marek.belisko@open-nandra.com>

meta-iqrf-rpi/recipes-bsp/bootfiles/rpi-config_git.bbappend

+
+do_deploy_append() {
+    echo "# Enable RTC" >> ${DEPLOYDIR}/${BOOTFILES_DIR_NAME}/config.txt
+    echo "dtparam=i2c_vc=on" >> ${DEPLOYDIR}/${BOOTFILES_DIR_NAME}/config.txt
+    echo "# Enable uart2 as serial console" >> ${DEPLOYDIR}/${BOOTFILES_DIR_NAME}/config.txt
+    echo "dtovleray=uart2" >> ${DEPLOYDIR}/${BOOTFILES_DIR_NAME}/config.txt
+}
+