Update solidity sdk version (#255)

* Update solidity sdk package.

* Add migration files

Author: ali-behjati

ethereum/migrations/prod-receiver/8_pyth_update_interface_add_update_if_necessary.js

@@ -0,0 +1,15 @@
+require('dotenv').config({ path: "../.env" });
+
+const PythUpgradable = artifacts.require("PythUpgradable");
+
+const { upgradeProxy } = require("@openzeppelin/truffle-upgrades");
+
+/**
+ * This change:
+ * - Updates the interface, adds `updatePriceFeedsIfNecessary` that wraps
+ *   `updatePriceFeeds` and rejects if the price update is not necessary. 
+ */
+module.exports = async function (deployer) {
+    const proxy = await PythUpgradable.deployed();
+    await upgradeProxy(proxy.address, PythUpgradable, { deployer });
+}

ethereum/migrations/prod/7_pyth_update_interface_add_update_if_necessary.js

@@ -0,0 +1,15 @@
+require('dotenv').config({ path: "../.env" });
+
+const PythUpgradable = artifacts.require("PythUpgradable");
+
+const { upgradeProxy } = require("@openzeppelin/truffle-upgrades");
+
+/**
+ * This change:
+ * - Updates the interface, adds `updatePriceFeedsIfNecessary` that wraps
+ *   `updatePriceFeeds` and rejects if the price update is not necessary. 
+ */
+module.exports = async function (deployer) {
+    const proxy = await PythUpgradable.deployed();
+    await upgradeProxy(proxy.address, PythUpgradable, { deployer });
+}

ethereum/migrations/test/8_pyth_update_interface_add_update_if_necessary.js

@@ -0,0 +1,15 @@
+require('dotenv').config({ path: "../.env" });
+
+const PythUpgradable = artifacts.require("PythUpgradable");
+
+const { upgradeProxy } = require("@openzeppelin/truffle-upgrades");
+
+/**
+ * This change:
+ * - Updates the interface, adds `updatePriceFeedsIfNecessary` that wraps
+ *   `updatePriceFeeds` and rejects if the price update is not necessary. 
+ */
+module.exports = async function (deployer) {
+    const proxy = await PythUpgradable.deployed();
+    await upgradeProxy(proxy.address, PythUpgradable, { deployer });
+}

ethereum/package-lock.json

@@ -30,7 +30,7 @@
   "dependencies": {
     "@openzeppelin/contracts": "^4.5.0",
     "@openzeppelin/contracts-upgradeable": "^4.5.2",
-    "@pythnetwork/pyth-sdk-solidity": "^0.5.0",
+    "@pythnetwork/pyth-sdk-solidity": "^0.5.1",
     "dotenv": "^10.0.0",
     "elliptic": "^6.5.2",
     "ganache-cli": "^6.12.1",