manifest: Update zephyr with STM logging fix

Update zephyr with fix in STM logging.

Signed-off-by: Krzysztof Chruściński <[email protected]>

Author: nordic-krch

west.yml

@@ -66,7 +66,7 @@ manifest:
     # https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/zephyr/guides/modules.html
     - name: zephyr
       repo-path: sdk-zephyr
-      revision: 163004a98b1a59583840215e25f1d876d09d2df5
+      revision: 5715c89be1b39b4ecf6ec11e761be9c31c35f807
       import:
         # In addition to the zephyr repository itself, NCS also
         # imports the contents of zephyr/west.yml at the above