feat(): add/update missing v5 market endpoints. add api doc examples for each endpoint.

examples/apidoc/V5/Market/get-kline-premium-index-price.js

@@ -0,0 +1,20 @@
+const { RestClientV5 } = require('bybit-api');
+
+const client = new RestClientV5({
+  testnet: true,
+});
+
+client
+  .getPremiumIndexPriceKline({
+    category: 'linear',
+    symbol: 'BTCUSDT',
+    interval: 'D',
+    start: 1652112000000,
+    end: 1652544000000,
+  })
+  .then((response) => {
+    console.log(response);
+  })
+  .catch((error) => {
+    console.error(error);
+  });