C#: fix inconsistent type/constructor name

tibbes · tibbes · commit bb9ce0e1fda9 · 2018-08-08T22:42:06.000+01:00
The code sample for the self-assignment query help had a different name
for the class and it's (intended) constructor, so was invalid.
diff --git a/csharp/ql/src/Likely Bugs/SelfAssignment.cs b/csharp/ql/src/Likely Bugs/SelfAssignment.cs
@@ -1,7 +1,7 @@
 class SelfAssignment
 {
     private int i;
-    public TestableTest(int i)
+    public SelfAssignment(int i)
     {
         i = i;
     }
