ggml : remove trailing whitespaces

ggml.c

@@ -1954,7 +1954,6 @@ static void ggml_vec_dot_q4_0(const int n, float * restrict s, const void * rest
 
     // Main loop
     for (int i = 0; i < nb; i+=UNROLL_COUNT) {
-
         // This loop will be unrolled by the compiler
         for (int u=0;u<UNROLL_COUNT;u++)  {
             /* Compute combined scale for the block */
@@ -2007,7 +2006,6 @@ static void ggml_vec_dot_q4_0(const int n, float * restrict s, const void * rest
             /* Multiply q with scale and accumulate */
             acc = _mm256_fmadd_ps( scale, q, acc );
         }
-       
     }
 
     // Return horizontal sum of the acc vector