[fabric][touchhandler] Return active touch identifiers in surface tou…

…ch handler on mouse up. (microsoft#1815)

Summary:
This stack picks all fabric changes merged on RN 0.71 macOS that have no side-effects on paper.

Cherry-pick of Fabric fixes:
microsoft#1815

Test Plan: Tested later in this stack.

Reviewers: chpurrer, #rn-desktop

Reviewed By: chpurrer

Differential Revision: https://phabricator.intern.facebook.com/D48138672

Tasks: T158583598

# Conflicts:
#	React/Fabric/RCTSurfaceTouchHandler.mm

packages/react-native/React/Fabric/RCTSurfacePointerHandler.mm

@@ -655,6 +655,7 @@ - (void)_unregisterTouches:(NSSet<RCTUITouch *> *)touches // [macOS]
 
     _activePointers.erase(touch);
 #else // [macOS
+    _identifierPool.enqueue(activeTouch.touch.identifier);
     _activePointers.erase(touch.eventNumber);
 #endif // macOS]
   }