zephyr: tcpci emulator: add explicit label property
The TCPCI emulator and tests currently require the label property.
Override the deprecated attribute from the base.yaml.
BRANCH=none
TEST=./twister --clobber
description: Common TCPCI properties
-include: base.yaml
+# TODO(b/239165779): Reduce or remove the usage of label properties
+include:
+ - name: base.yaml
+ property-blocklist:
+ - label
properties:
alert_gpio:
@@ -12,3 +16,6 @@ properties:
required: false
description:
Reference to Alert# GPIO.
+ label:
+ type: string
+ required: false
