tf-psa-crypto: update reference

Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
diff --git a/tf-psa-crypto b/tf-psa-crypto
index f5b4a9c..5048bce 160000
--- a/tf-psa-crypto
+++ b/tf-psa-crypto
@@ -1 +1 @@
-Subproject commit f5b4a9ce21ea86c00163e175540c2f7d26c65a36
+Subproject commit 5048bced5e1c000c0e3888be8126eb63a2b91937