Add React Native snippets

snippets/react-native/send_payment.ts

@@ -0,0 +1,12 @@
+import { sendPayment } from "@breeztech/react-native-breez-sdk"
+
+const exampleSendLightningPayment = async () => {
+    // ANCHOR: send-payment
+    const bolt11 = "..."
+
+    const sendPaymentResponse = await sendPayment({
+        bolt11,
+        amountMsat: 3000000
+    })
+    // ANCHOR_END: send-payment
+}