revert unused code

Author: hipudding

ggml/src/ggml.c

@@ -1754,9 +1754,9 @@ struct ggml_compute_state {
     struct ggml_compute_state_shared * shared;
 };
 
-struct ggml_compute_params {	
-    // ith = thread index, nth = number of threads	
-    int ith, nth;	
+struct ggml_compute_params {
+    // ith = thread index, nth = number of threads
+    int ith, nth;
 
 
     // work buffer for all threads