Update DA.sv

DA.sv

@@ -95,12 +95,12 @@ always_ff @(posedge ck, posedge rst)
 
 // === state machine to control the MAC ====
 always_ff @(posedge ck, posedge rst)
-  begin: SEQ
-  if(rst)
-	state <= waiting;
-  else 
-	state <= next_state;
-  end: SEQ
+begin: SEQ
+    if(rst)
+        state <= waiting;
+    else 
+        state <= next_state;
+end: SEQ
 
 always_comb
 	begin: COM