Fix ImageProps default values

Summary:
Changelog: [Internal]

Currently these default values

https://reactnative.dev/docs/image#resizemethod-android
https://reactnative.dev/docs/image#resizemultiplier-android

are not correctly treated in C++ code as parsing bails out here:

https://github.com/facebook/react-native/blob/main/packages/react-native/ReactCommon/react/renderer/core/propsConversions.h#L176-L177

By setting default values in the struct, we can fix it

Differential Revision: D87083023

Author: christophpurrer

packages/react-native/ReactCommon/react/renderer/components/image/ImageProps.h

@@ -33,8 +33,8 @@ class ImageProps final : public ViewProps {
   EdgeInsets capInsets{};
   SharedColor tintColor{};
   std::string internal_analyticTag{};
-  std::string resizeMethod{};
-  Float resizeMultiplier{};
+  std::string resizeMethod{"auto"};
+  Float resizeMultiplier{1.f};
   bool shouldNotifyLoadEvents{};
   SharedColor overlayColor{};
   Float fadeDuration{};