Fix spacing issues.

This patch removes space before a tab and space or tab before end
of line.

tgt-vhdl/vhdl_target.h

@@ -35,4 +35,3 @@ void prune_wait_for_0(stmt_container *container);
 void require_support_function(support_function_t f);
 
 #endif /* #ifndef INC_VHDL_TARGET_H */
- 

vvp/array.cc

@@ -1503,7 +1503,6 @@ void vpip_array_word_change(struct __vpiCallback*cb, vpiHandle obj)
 
 void vpip_array_change(struct __vpiCallback*cb, vpiHandle obj)
 {
-      
       struct __vpiArray*arr = ARRAY_HANDLE(obj);
       cb->extra_data = -1; // This is a callback for every element.
       cb->next = arr->vpi_callbacks;

vvp/vvp_net.h

@@ -65,7 +65,6 @@ typedef void*vvp_context_item_t;
 
 inline vvp_context_t vvp_allocate_context(unsigned nitem)
 {
-      
       return (vvp_context_t)malloc((2 + nitem) * sizeof(void*));
 }