samples: sensors: Add test criteria

Verify the output according to the description of the sample.
fixes: #84156

Signed-off-by: Maciej Perkowski <[email protected]>

Author: PerMac

samples/sensor/clock/sample.yaml

@@ -3,6 +3,15 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 
+common:
+  harness: console
+  harness_config:
+    type: multi_line
+    ordered: false
+    regex:
+      - "Cycles:.*"
+      - "Nanoseconds:.*"
+
 tests:
   sample.sensor.clock.counter:
     filter: CONFIG_SENSOR_CLOCK_COUNTER