board: phytec: phycore-am62x: Pull in k3_dfu.env

Pull in ti/k3_dfu.env for dfu_alt_info_ram in SPL stage.

Signed-off-by: Wadim Egorov <w.egorov@phytec.de>
Reviewed-by: Daniel Schultz <d.schultz@phytec.de>
diff --git a/board/phytec/phycore_am62x/phycore_am62x.env b/board/phytec/phycore_am62x/phycore_am62x.env
index ada3a92..42db26a 100644
--- a/board/phytec/phycore_am62x/phycore_am62x.env
+++ b/board/phytec/phycore_am62x/phycore_am62x.env
@@ -1,3 +1,5 @@
+#include <env/ti/k3_dfu.env>
+
 fdtaddr=0x88000000
 loadaddr=0x82000000
 scriptaddr=0x80000000