Fixed missing `=` signs

`pcs_mood - 20` => `pcs_mood -= 20` 
`if AlexandriaMissionQW > 1: AlexandriaMissionQW - 1
` => `if AlexandriaMissionQW > 1: AlexandriaMissionQW -= 1`

locations/alexandriaChat.qsrc

@@ -662,7 +662,7 @@ if $ARGS[0] = 'sword':
 	elseif AlexandriaQW = 16:
 		*clr & cla
 		minut += 5
-		pcs_mood - 20
+		pcs_mood -= 20
 		npc_rel['A241'] = 0
 		gs 'stat'
 		'<center><img <<$set_imgh>> src="images/characters/city/alexandria/saber.jpg"></center>'
@@ -809,8 +809,8 @@ if $ARGS[0] = 'sword':
 	
 	else
 	    *clr & cla
-		minut += 2
-		if AlexandriaMissionQW > 1: AlexandriaMissionQW - 1
+		minut += 2 
+		if AlexandriaMissionQW > 1: AlexandriaMissionQW -= 1 
 	    gs 'stat'
 	    '<center><b><font color="maroon">Aleksei</font></b></center>'
 	    '<center><img <<$set_imgh>> src="images/characters/city/alexandria/chair.jpg"></center>'