Update crypto submodule to support EAP-TLS key derivation

Update the crypto submodule to a version where
psa_key_derivation_input_bytes() can be used with
PSA_KEY_DERIVATION_INPUT_SECRET.
diff --git a/crypto b/crypto
index 3f20efc..37b5c83 160000
--- a/crypto
+++ b/crypto
@@ -1 +1 @@
-Subproject commit 3f20efc03016b38f2677dadd476b21229c627c80
+Subproject commit 37b5c831b41cd41456caa979f1444234c51e4c51