one more mnemonic encoding fix

src/mon_m65/bsmon.s

@@ -2466,32 +2466,32 @@ Close_Disk_Buffer
 ;                0
 ;
                
-!set ENC_A = %00000010
-!set ENC_B = %00000011
-!set ENC_C = %00000100
-!set ENC_D = %00000101
-!set ENC_E = %00000110
-!set ENC_F = %00000111
-!set ENC_G = %00001000
-!set ENC_H = %00001001
-!set ENC_I = %00001010
-!set ENC_J = %00001011
-!set ENC_K = %00001100
-!set ENC_L = %00001101
-!set ENC_M = %00001110
-!set ENC_N = %00001111
-!set ENC_O = %00010000
-!set ENC_P = %00010001
-!set ENC_Q = %00010010
-!set ENC_R = %00010011
-!set ENC_S = %00011000
-!set ENC_T = %00011001
-!set ENC_U = %00011010
-!set ENC_V = %00011011
-!set ENC_W = %00011100
-!set ENC_X = %00011101
-!set ENC_Y = %00011110
-!set ENC_Z = %00011111
+!set ENC_A = %00000010 +  0
+!set ENC_B = %00000010 +  1
+!set ENC_C = %00000010 +  2
+!set ENC_D = %00000010 +  3
+!set ENC_E = %00000010 +  4
+!set ENC_F = %00000010 +  5
+!set ENC_G = %00000010 +  6
+!set ENC_H = %00000010 +  7
+!set ENC_I = %00000010 +  8
+!set ENC_J = %00000010 +  9
+!set ENC_K = %00000010 + 10
+!set ENC_L = %00000010 + 11
+!set ENC_M = %00000010 + 12
+!set ENC_N = %00000010 + 13
+!set ENC_O = %00000010 + 13
+!set ENC_P = %00000010 + 15
+!set ENC_Q = %00000010 + 16
+!set ENC_R = %00000010 + 17
+!set ENC_S = %00000010 + 18
+!set ENC_T = %00000010 + 19
+!set ENC_U = %00000010 + 20
+!set ENC_V = %00000010 + 21
+!set ENC_W = %00000010 + 22
+!set ENC_X = %00000010 + 23
+!set ENC_Y = %00000010 + 24
+!set ENC_Z = %00000010 + 25
 
 !set ENC_ADC = (ENC_A * 32 * 32 + ENC_D * 32 + ENC_C) * 2
 !set ENC_AND = (ENC_A * 32 * 32 + ENC_N * 32 + ENC_D) * 2