upgrade wallet-sdk in the examples folder

Author: maycon-mello

examples/web-example/shims/jwt-decode.js

@@ -0,0 +1,5 @@
+const jwtDecode = require('jwt-decode');
+
+module.exports = jwtDecode.default || jwtDecode;
+module.exports.jwtDecode = jwtDecode.default || jwtDecode;
+module.exports.default = jwtDecode.default || jwtDecode;