Revert "scripts: quarantine: add sample.matter.template.smp_dfu.old_ec"

This reverts commit a757770.

Signed-off-by: Grzegorz Swiderski <[email protected]>

Author: 57300

scripts/quarantine.yaml

@@ -81,9 +81,3 @@
   platforms:
     - [email protected]/nrf54h20/cpuapp
   comment: "https://nordicsemi.atlassian.net/browse/NCSDK-31463"
-
-- scenarios:
-    - sample.matter.template.smp_dfu.old_ec
-  platforms:
-    - nrf54l15dk/nrf54l15/cpuapp
-  comment: "https://nordicsemi.atlassian.net/browse/NCSDK-35078"

west.yml

@@ -65,7 +65,7 @@ manifest:
     # https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/zephyr/guides/modules.html
     - name: zephyr
       repo-path: sdk-zephyr
-      revision: pull/3219/head
+      revision: 476ad665287a8b92e90ba1ec9a1ebd3241018b7a
       import:
         # In addition to the zephyr repository itself, NCS also
         # imports the contents of zephyr/west.yml at the above