configs: migrate CONFIG_IMX_THERMAL to defconfigs

Done via moveconfig.py

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/sksimx6_defconfig b/configs/sksimx6_defconfig
index 927f46f..9b37061 100644
--- a/configs/sksimx6_defconfig
+++ b/configs/sksimx6_defconfig
@@ -49,4 +49,5 @@
 CONFIG_MII=y
 CONFIG_MXC_UART=y
 CONFIG_DM_THERMAL=y
+CONFIG_IMX_THERMAL=y
 CONFIG_OF_LIBFDT=y