Add MuSig module which allows creating n-of-n multisignatures and adaptor signatures.

src/tests.c

@@ -5123,6 +5123,10 @@ void run_ecdsa_openssl(void) {
 # include "modules/schnorrsig/tests_impl.h"
 #endif
 
+#ifdef ENABLE_MODULE_MUSIG
+# include "modules/musig/tests_impl.h"
+#endif
+
 #ifdef ENABLE_MODULE_RECOVERY
 # include "modules/recovery/tests_impl.h"
 #endif
@@ -5256,6 +5260,10 @@ int main(int argc, char **argv) {
     run_schnorrsig_tests();
 #endif
 
+#ifdef ENABLE_MODULE_MUSIG
+    run_musig_tests();
+#endif
+
     /* ecdsa tests */
     run_random_pubkeys();
     run_ecdsa_der_parse();