Replace '' (two single quotes) with \" (double quote)

We must correct post-traumatic Blitz disorder

Subsurface/Source/Program.cs

@@ -97,7 +97,7 @@ namespace Barotrauma
             sw.WriteLine(sb.ToString());
             sw.Close(); 
 
-            CrashMessageBox( "A crash report (''crashreport.txt'') was saved in the root folder of the game."+
+            CrashMessageBox( "A crash report (\"crashreport.txt\") was saved in the root folder of the game."+
                 " If you'd like to help fix this bug, please post the report on the Undertow Games forums.");       
         }
     }