fingerprint: Rename sleep lines to be more generic
BRANCH=none
TEST=servod --board=dragonclaw
dut-control fpmcu_slp_alt:on
dut-control fpmcu_slp_alt:off
Cq-Depend: chromium:2971145
@@ -328,7 +328,7 @@ fingerprint development boards.
#### MCU is idle
```
-(chroot) $ dut-control fpmcu_slp_s3:off
+(chroot) $ dut-control fpmcu_slp_alt:off
```
```
@@ -345,7 +345,7 @@ fingerprint development boards.
#### MCU in low power mode (suspend)
```
-(chroot) $ dut-control fpmcu_slp_s3:on
+(chroot) $ dut-control fpmcu_slp_alt:on
```
```
@@ -382,7 +382,7 @@ measure releases before that point.
#### MCU is idle
```
-(chroot) $ dut-control fpmcu_slp_s3:off
+(chroot) $ dut-control fpmcu_slp_alt:off
```
```
@@ -397,7 +397,7 @@ measure releases before that point.
#### MCU in low power mode (suspend)
```
-(chroot) $ dut-control fpmcu_slp_s3:on
+(chroot) $ dut-control fpmcu_slp_alt:on
```
```
