Remove dangling link in fuzz/

diff --git a/fuzz/src/util/rust_crypto_nonstd_arch.c b/fuzz/src/util/rust_crypto_nonstd_arch.c
deleted file mode 120000 (symlink)
index 321d648..0000000
--- a/fuzz/src/util/rust_crypto_nonstd_arch.c
+++ /dev/null
@@ -1 +0,0 @@
-../../../src/util/rust_crypto_nonstd_arch.c
\ No newline at end of file