configs: migrate CONFIG_IMX_THERMAL to defconfigs

Done via moveconfig.py

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/mx6ull_14x14_evk_plugin_defconfig b/configs/mx6ull_14x14_evk_plugin_defconfig
index f8f8634..a6c30b3 100644
--- a/configs/mx6ull_14x14_evk_plugin_defconfig
+++ b/configs/mx6ull_14x14_evk_plugin_defconfig
@@ -57,3 +57,4 @@
 CONFIG_SPI=y
 CONFIG_DM_SPI=y
 CONFIG_FSL_QSPI=y
+CONFIG_IMX_THERMAL=y