Fix path

Author: jesseposner

src/modules/frost/Makefile.am.include

@@ -5,4 +5,4 @@ noinst_HEADERS += src/modules/frost/keygen_impl.h
 noinst_HEADERS += src/modules/frost/session.h
 noinst_HEADERS += src/modules/frost/session_impl.h
 noinst_HEADERS += src/modules/frost/adaptor_impl.h
-noinst_HEADERS += src/modules/musig/tests_impl.h
+noinst_HEADERS += src/modules/frost/tests_impl.h