[dice] Move KDF related functions to libdiced_open_dice

Bug: 267575445
Test: atest diced_utils_test diced_sample_inputs_test \
diced_test diced_vendor_test diced_open_dice_cbor_test \
libdiced_open_dice_nostd.integration_test \
libdiced_open_dice.integration_test diced_open_dice_cbor_test

Change-Id: I1e2439bd3770b5cec6166fca698b6017a263f029
diff --git a/diced/open_dice/src/lib.rs b/diced/open_dice/src/lib.rs
index d1bd9e4..5a34698 100644
--- a/diced/open_dice/src/lib.rs
+++ b/diced/open_dice/src/lib.rs
@@ -29,8 +29,9 @@
 
 pub use bcc::bcc_format_config_descriptor;
 pub use dice::{
-    Cdi, Config, DiceMode, Hash, Hidden, InlineConfig, InputValues, CDI_SIZE, HASH_SIZE,
-    HIDDEN_SIZE,
+    derive_cdi_certificate_id, derive_cdi_private_key_seed, Cdi, Config, DiceMode, Hash, Hidden,
+    InlineConfig, InputValues, PrivateKeySeed, CDI_SIZE, HASH_SIZE, HIDDEN_SIZE, ID_SIZE,
+    PRIVATE_KEY_SEED_SIZE,
 };
 pub use error::{check_result, DiceError, Result};
 pub use ops::hash;