revert unused code

Author: hipudding

ggml/src/ggml.c

@@ -1758,11 +1758,11 @@ struct ggml_compute_params {
     // ith = thread index, nth = number of threads
     int ith, nth;
 
-    // work buffer for all threads	
-    size_t wsize;	
-    void * wdata;	
+    // work buffer for all threads
+    size_t wsize;
+    void * wdata;
 
-    struct ggml_compute_state_shared * shared;	
+    struct ggml_compute_state_shared * shared;
 };
 
 //