fixed typo in hahs function seed default value. It is no longer used but fixed...

fixed typo in hahs function seed default value. It is no longer used but fixed to retain the old constant as default anyway.

src/dict.c

@@ -85,7 +85,7 @@ unsigned int dictIdentityHashFunction(unsigned int key)
     return key;
 }
 
-static int dict_hash_function_seed = 5183;
+static int dict_hash_function_seed = 5381;
 
 void dictSetHashFunctionSeed(unsigned int seed) {
     dict_hash_function_seed = seed;