meta-evb: increment CONF_VERSION

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I2ca490f59630039696f7d1c8086520aa805a7e36
diff --git a/meta-evb/meta-evb-raspberrypi/conf/local.conf.sample b/meta-evb/meta-evb-raspberrypi/conf/local.conf.sample
index fa7e006..cbfcfe3 100644
--- a/meta-evb/meta-evb-raspberrypi/conf/local.conf.sample
+++ b/meta-evb/meta-evb-raspberrypi/conf/local.conf.sample
@@ -14,7 +14,7 @@
     ABORT,${DL_DIR},100M,1K \
     ABORT,${SSTATE_DIR},100M,1K \
     ABORT,/tmp,10M,1K"
-CONF_VERSION = "1"
+CONF_VERSION = "2"
 
 # Set the root password to '0penBmc'
 # Defaults from meta-phosphor/conf/distro/include/phosphor-defaults.inc