STM32MP1: Fix unable to reconnect device issue

Sometimes, the system wouldn't able to reconnect to the device
while flashing the firmware [1]
This issue was happened on the health-check job [2].
We'll take the same approach to resolve it [3]

[1]: https://tf.validation.linaro.org/scheduler/job/1979463#L238
[2]: https://linaro.atlassian.net/browse/TFC-469
[3]: https://linaro.atlassian.net/browse/TFC-469?focusedCommentId=202082

Signed-off-by: Arthur She <arthur.she@linaro.org>
Change-Id: I7827c50d0ccf83bd0c1fa109bd605d27b9ce3171
diff --git a/stm32mp1_utils.sh b/stm32mp1_utils.sh
index 0effc6f..08839d5 100644
--- a/stm32mp1_utils.sh
+++ b/stm32mp1_utils.sh
@@ -22,8 +22,8 @@
 P	0x06	metadata1	Binary	mmc0	0x00084400	metadata.bin
 P	0x07	metadata2	Binary	mmc0	0x000C4400	metadata.bin
 P	0x08	fip-a	FIP	mmc0	0x00104400	fip-stm32mp157c-ev1-trusted.bin
-PED	0x09	fip-b	FIP	mmc0	0x00504400	none
-PED	0x0A	u-boot-env	Binary	mmc0	0x00904400	none
+PE	0x09	fip-b	FIP	mmc0	0x00504400	none
+PE	0x0A	u-boot-env	Binary	mmc0	0x00904400	none
 EOF
         ;;
     esac