tests: testcase.yaml: replace deprecated OVERLAY_CONFIG w\ EXTRA_CONF_FILE

Replace some OVERLAY_CONFIG that were missed in a pervious PR.

Signed-off-by: Abderrahmane Jarmouni <git@jarmouni.me>

tests/bluetooth/shell/testcase.yaml

@@ -42,7 +42,7 @@ tests:
     build_only: true
   bluetooth.shell.cdc_acm:
     extra_args:
-      - OVERLAY_CONFIG=cdc_acm.conf
+      - EXTRA_CONF_FILE=cdc_acm.conf
       - DTC_OVERLAY_FILE="usb.overlay"
     depends_on: usb_device
     platform_allow:

tests/bluetooth/tester/testcase.yaml

@@ -23,7 +23,7 @@ tests:
       - native_sim
       - nrf5340dk/nrf5340/cpuapp
       - nrf5340_audio_dk/nrf5340/cpuapp
-    extra_args: OVERLAY_CONFIG="overlay-le-audio.conf"
+    extra_args: EXTRA_CONF_FILE="overlay-le-audio.conf"
     tags: bluetooth
     harness: bluetooth
   bluetooth.general.tester_mesh:
@@ -32,6 +32,6 @@ tests:
       - qemu_x86
       - native_sim
       - nrf52840dk/nrf52840
-    extra_args: OVERLAY_CONFIG="overlay-mesh.conf"
+    extra_args: EXTRA_CONF_FILE="overlay-mesh.conf"
     tags: bluetooth
     harness: bluetooth

tests/bsim/bluetooth/ll/bis/testcase.yaml

@@ -19,7 +19,7 @@ tests:
     harness_config:
       bsim_exe_name: tests_bsim_bluetooth_ll_bis_prj_conf
   bluetooth.ll.bis_ticker_expire_info:
-    extra_args: OVERLAY_CONFIG=overlay-ticker_expire_info.conf
+    extra_args: EXTRA_CONF_FILE=overlay-ticker_expire_info.conf
     platform_allow:
       - nrf52_bsim
       - nrf5340bsim/nrf5340/cpunet