Update IDF to a0468b2 (#2108)

* Update IDF to a0468b2

* add missing ld file

* Fix PIO builds and change coex policy

tools/sdk/include/libsodium/sodium/crypto_sign_edwards25519sha512batch.h

@@ -0,0 +1,54 @@
+#ifndef crypto_sign_edwards25519sha512batch_H
+#define crypto_sign_edwards25519sha512batch_H
+
+/*
+ * WARNING: This construction was a prototype, which should not be used
+ * any more in new projects.
+ *
+ * crypto_sign_edwards25519sha512batch is provided for applications
+ * initially built with NaCl, but as recommended by the author of this
+ * construction, new applications should use ed25519 instead.
+ *
+ * In Sodium, you should use the high-level crypto_sign_*() functions instead.
+ */
+
+#include <stddef.h>
+#include "export.h"
+
+#ifdef __cplusplus
+# ifdef __GNUC__
+#  pragma GCC diagnostic ignored "-Wlong-long"
+# endif
+extern "C" {
+#endif
+
+#define crypto_sign_edwards25519sha512batch_BYTES 64U
+#define crypto_sign_edwards25519sha512batch_PUBLICKEYBYTES 32U
+#define crypto_sign_edwards25519sha512batch_SECRETKEYBYTES (32U + 32U)
+
+SODIUM_EXPORT
+int crypto_sign_edwards25519sha512batch(unsigned char *sm,
+                                        unsigned long long *smlen_p,
+                                        const unsigned char *m,
+                                        unsigned long long mlen,
+                                        const unsigned char *sk)
+       __attribute__ ((deprecated));
+
+SODIUM_EXPORT
+int crypto_sign_edwards25519sha512batch_open(unsigned char *m,
+                                             unsigned long long *mlen_p,
+                                             const unsigned char *sm,
+                                             unsigned long long smlen,
+                                             const unsigned char *pk)
+       __attribute__ ((deprecated));
+
+SODIUM_EXPORT
+int crypto_sign_edwards25519sha512batch_keypair(unsigned char *pk,
+                                                unsigned char *sk)
+       __attribute__ ((deprecated));
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif