Update submodule

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/tf-psa-crypto b/tf-psa-crypto
index 137b577..1bc29c9 160000
--- a/tf-psa-crypto
+++ b/tf-psa-crypto
@@ -1 +1 @@
-Subproject commit 137b57776c3779fcc96e36141cf0fbe007e15674
+Subproject commit 1bc29c97c99ad40aa9f17b5a873b391454c9c068