[oe] small fix for u-boot on DM365 DVM

[Phil Black]

The machine conf for the davinci dm365 EVM board was wrong.  This patch
fixes it.

diff --git a/conf/machine/dm365-evm.conf b/conf/machine/dm365-evm.conf
index 1fd5123..5a51616 100644
--- a/conf/machine/dm365-evm.conf
+++ b/conf/machine/dm365-evm.conf
@@ -5,4 +5,4 @@
 require conf/machine/include/davinci.inc
 require conf/machine/include/dm365.inc
 
-UBOOT_MACHINE = "davinci_dm365evm_config"
+UBOOT_MACHINE = "davinci_dm365_evm_config"