Merge pull request #9515 from anhu/salt_len_min

Note that HMAC_FIPS_MIN_KEY is also salt len min for HKDF

wolfcrypt/src/error.c

@@ -315,7 +315,7 @@ const char* wc_GetErrorString(int error)
         return "Random Number Generator failed";
 
     case HMAC_MIN_KEYLEN_E:
-        return "FIPS Mode HMAC Minimum Key Length error";
+        return "FIPS Mode HMAC Minimum Key or Salt Length error";
 
     case RSA_PAD_E:
         return "Rsa Padding error";