add shadow on view react native code example

Example 1: shadow elevation react native

shadowColor: "#000",
shadowOffset: {
	width: 0,
	height: 3,
},
shadowOpacity: 0.27,
shadowRadius: 4.65,

elevation: 6,

Example 2: box shadow react native

shadowColor: "#000",
shadowOffset: {
	width: 0,
	height: 2,
},
shadowOpacity: 0.25,
shadowRadius: 4.84,

elevation: 5,

Example 3: shadow using react native

shadowColor: "#000",
shadowOffset: {
	width: 0,
	height: 8,
},
shadowOpacity: 0.44,
shadowRadius: 10.32,

elevation: 16,