manifest: Update sdk-nrfxlib revision

Bring in:
nrfconnect/sdk-nrfxlib#1582

Signed-off-by: Carles Cufi <carles.cufi@nordicsemi.no>

west.yml

@@ -146,7 +146,7 @@ manifest:
     - name: nrfxlib
       repo-path: sdk-nrfxlib
       path: nrfxlib
-      revision: b3f964ad783cc0d32c27829faddc7836d6175993
+      revision: pull/1582/head
     - name: trusted-firmware-m
       repo-path: sdk-trusted-firmware-m
       path: modules/tee/tf-m/trusted-firmware-m