update Golioth Firmware SDK to v0.13.1

Signed-off-by: Mike Szczys <[email protected]>

Author: szczys

west.yml

@@ -7,7 +7,7 @@ manifest:
   projects:
     - name: golioth
       path: modules/lib/golioth-firmware-sdk
-      revision: v0.13.0
+      revision: v0.13.1
       url: https://github.com/golioth/golioth-firmware-sdk.git
       west-commands: scripts/west-commands.yml
       submodules: true