scripts: quarantine_zephyr: add MPSL fails

MPSL needs to be aligned to nrfx_clock rework.

Signed-off-by: Marcin Szymczyk <[email protected]>

Author: masz-nordic

scripts/quarantine_zephyr.yaml

@@ -602,3 +602,7 @@
 - scenarios:
     - examples.nrfx.*
   comment: "https://nordicsemi.atlassian.net/browse/NRFX-8588"
+
+- scenarios:
+    - sample.bluetooth.*
+  comment: "https://nordicsemi.atlassian.net/browse/NRFX-8641"