tests: mcuboot: fix identifier: boot -> bootloader

Be consistent with other tests using bootloader.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>

tests/boot/mcuboot_data_sharing/testcase.yaml

@@ -6,7 +6,7 @@
 common:
   sysbuild: true
 tests:
-  mcuboot.data.sharing:
+  bootloader.mcuboot.data.sharing:
     platform_allow: nrf52840dk_nrf52840
     tags:
       - mcuboot

tests/boot/mcuboot_recovery_retention/testcase.yaml

@@ -21,13 +21,13 @@ common:
       - "Secondary image: magic"
       - "Boot source: none"
 tests:
-  mcuboot.recovery.retention:
+  bootloader.mcuboot.recovery.retention:
     platform_allow: nrf52840dk_nrf52840
     tags:
       - mcuboot
       - sysbuild
       - recovery
-  mcuboot.recovery.retention.mem:
+  bootloader.mcuboot.recovery.retention.mem:
     platform_allow: nrf52840dk_nrf52840
     extra_args:
       - OVERLAY_CONFIG="boards/nrf52840dk_nrf52840_mem.conf"

tests/boot/test_mcuboot/testcase.yaml

@@ -10,7 +10,7 @@ common:
       - "I: Starting swap using (.*)"
       - "Swapped application booted on (.*)"
 tests:
-  boot.mcuboot:
+  bootloader.mcuboot:
     tags: mcuboot
     skip: true # disabled due to issue #58080
     platform_allow:
@@ -20,7 +20,7 @@ tests:
     integration_platforms:
       - frdm_k64f
       - nrf52840dk_nrf52840
-  boot.mcuboot.assert:
+  bootloader.mcuboot.assert:
     tags: mcuboot
     platform_allow:
       - b_u585i_iot02a