feat(apple): Clarify ViewController Methods (#4241)

Clarify for which view controller methods the SDK adds spans, as this
changed with Cocoa 7.4.3.

Co-authored-by: Isabel <76437239+imatwawana@users.noreply.github.com>

Author: philipphofmann

src/platforms/apple/common/performance/instrumentation/automatic-instrumentation.mdx

@@ -21,7 +21,9 @@ The HTTP instrumentation can lead to crashes due to a bug in the SDK, see [GitHu
 
 This feature is available for iOS, tvOS, and Mac Catalyst, and only works for UIViewControllers.
 
-The UIViewController Instrumentation, once enabled, captures transactions whenever your app loads a ViewController. The SDK sets the transaction name to the name of the ViewController, including the module; for example, `Your_App.MainViewController`, and the transaction operation to `ui.load`. The SDK creates spans to provide insight into the length of time each consumed by each of the following methods.
+The UIViewController Instrumentation, once enabled, captures transactions whenever your app loads a ViewController. The SDK sets the transaction name to the name of the ViewController, including the module — for example, `Your_App.MainViewController` — and the transaction operation to `ui.load`.
+
+The SDK creates spans to provide insight into the time consumed by each of the methods shown in the screenshot below. Due to implementation limitations, the SDK only adds a span for loadView if the instrumented view controller implements it. The SDK adds spans for all other methods, whether you implement them in your view controller or not.
 
 ![UIViewController Transaction](ui-view-controller-transaction.png)