[react-native] add Animated.subtract

types/react-native/index.d.ts

@@ -8507,6 +8507,14 @@ export namespace Animated {
 
     class AnimatedAddition extends AnimatedInterpolation {}
 
+    /**
+     * Creates a new Animated value composed by subtracting the second Animated
+     * value from the first Animated value.
+     */
+    export function subtract(a: Animated, b: Animated): AnimatedSubtraction;
+
+    class AnimatedSubtraction extends AnimatedInterpolation {}
+
     /**
      * Creates a new Animated value composed by dividing the first Animated
      * value by the second Animated value.

types/react-native/test/animated.tsx

@@ -53,6 +53,7 @@ function TestAnimatedAPI() {
     });
 
     Animated.add(v1, v2);
+    Animated.subtract(v1, v2);
     Animated.divide(v1, v2);
     Animated.multiply(v1, v2);
     Animated.modulo(v1, 2);