MacOS: Add an include of <CommonCrypto/CommonCryptoError.h>

The include is added before <CommonCrypto/CommonRandom.h>,
as required by older releases of the macOS developer tools.

Fixes #16248

CLA: trivial

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/16258)

providers/implementations/rands/seeding/rand_unix.c

@@ -41,6 +41,7 @@
 # include <sys/random.h>
 #endif
 #if defined(__APPLE__)
+# include <CommonCrypto/CommonCryptoError.h>
 # include <CommonCrypto/CommonRandom.h>
 #endif