tests: on_target: no patched build on 9151dk

Patched build is only available for thingy91x.

Signed-off-by: Giacomo Dematteis <giacomo.dematteis@nordicsemi.no>

Author: DematteisGiacomo

tests/on_target/tests/conftest.py

@@ -170,6 +170,10 @@ def bin_file():
 
 @pytest.fixture(scope="session")
 def hex_file_patched():
+    # Skip if not thingy91x since patched build is only available for thingy91x
+    if DUT_DEVICE_TYPE != 'thingy91x':
+        pytest.skip("Patched build is only available for thingy91x")
+
     # Search for the firmware hex file in the artifacts folder
     artifacts_dir = "artifacts/"
     hex_pattern = f"asset-tracker-template-{r"[0-9a-z\.]+"}-patched-{DUT_DEVICE_TYPE}-nrf91.hex"