[tests][xtro] Add annotations after auditing some unknowns for ExternalAccessory.framework (#3163)

tests/xtro-sharpie/iOS-ExternalAccessory.ignore

@@ -0,0 +1,3 @@
+## This is documented to be a designated initializer https://developer.apple.com/documentation/externalaccessory/eawifiunconfiguredaccessorybrowser/1613881-initwithdelegate
+## but the headers are not decorated
+!extra-designated-initializer! EAWiFiUnconfiguredAccessoryBrowser::initWithDelegate:queue: is incorrectly decorated with an [DesignatedInitializer] attribute

tests/xtro-sharpie/iOS-ExternalAccessory.todo

@@ -1 +0,0 @@
-!extra-designated-initializer! EAWiFiUnconfiguredAccessoryBrowser::initWithDelegate:queue: is incorrectly decorated with an [DesignatedInitializer] attribute

tests/xtro-sharpie/macOS-ExternalAccessory.ignore

@@ -0,0 +1,14 @@
+## the enum is declared before the EAWiFiUnconfiguredAccessory type, which is `NS_CLASS_AVAILABLE(NA, 8_0)`
+
+!missing-enum! EAWiFiUnconfiguredAccessoryProperties not bound
+
+## the enums are declared before the EAWiFiUnconfiguredAccessoryBrowser type, which is `NS_CLASS_AVAILABLE(NA, 8_0)`
+
+!missing-enum! EAWiFiUnconfiguredAccessoryBrowserState not bound
+!missing-enum! EAWiFiUnconfiguredAccessoryConfigurationStatus not bound
+
+## the delegate is declared before the EAWiFiUnconfiguredAccessoryBrowser type, which is `NS_CLASS_AVAILABLE(NA, 8_0)`
+!missing-protocol! EAWiFiUnconfiguredAccessoryBrowserDelegate not bound
+
+## is says __MAC_NA but its already bound and intro says it's present (mistake?)
+!unknown-field! EAAccessorySelectedKey bound

tests/xtro-sharpie/macOS-ExternalAccessory.todo

@@ -1,5 +0,0 @@
-!missing-enum! EAWiFiUnconfiguredAccessoryBrowserState not bound
-!missing-enum! EAWiFiUnconfiguredAccessoryConfigurationStatus not bound
-!missing-enum! EAWiFiUnconfiguredAccessoryProperties not bound
-!missing-protocol! EAWiFiUnconfiguredAccessoryBrowserDelegate not bound
-!unknown-field! EAAccessorySelectedKey bound