Clean up the class comments for CheckAmbiguousFunctions.

This was originally written to please VS tooltips, but it makes the code look like crap and we do not use this convention anywhere else.

src/Generator/Passes/CheckAmbiguousFunctions.cs

@@ -7,30 +7,20 @@ namespace CppSharp.Passes
 {
     /// <summary>
     /// Checks for ambiguous functions/method declarations.
-    /// <para/>
+    ///
     /// Example:
-    /// <para/>
     /// struct S
-    /// <para/>
     /// {
-    /// <para/>
     ///     void Foo(int a, int b = 0);
-    /// <para/>
     ///     void Foo(int a);
-    /// <para/>
     ///     void Bar();
-    /// <para/>
     ///     void Bar() const;
     /// 
-    /// <para/>
     ///     void Qux(int&amp; i);
-    /// <para/>
     ///     void Qux(int&amp;&amp; i);
-    /// <para/>
     ///     void Qux(const int&amp; i);
-    /// <para/>
     /// };
-    /// <para/>
+    ///
     /// When we call Foo(0) the compiler will not know which call we want and
     /// will error out so we need to detect this and either ignore the methods
     /// or flag them such that the generator can explicitly disambiguate when