Bump @rollup/plugin-commonjs from 15.1.0 to 16.0.0 in /token-swap/js (#741)

Bumps [@rollup/plugin-commonjs](https://github.com/rollup/plugins) from 15.1.0 to 16.0.0.
- [Release notes](https://github.com/rollup/plugins/releases)
- [Commits](https://github.com/rollup/plugins/compare/commonjs-v15.1.0...commonjs-v16.0.0)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

token-swap/js/package-lock.json

@@ -2349,9 +2349,9 @@
       }
     },
     "@rollup/plugin-commonjs": {
-      "version": "15.1.0",
-      "resolved": "https://registry.npmjs.org/@rollup/plugin-commonjs/-/plugin-commonjs-15.1.0.tgz",
-      "integrity": "sha512-xCQqz4z/o0h2syQ7d9LskIMvBSH4PX5PjYdpSSvgS+pQik3WahkQVNWg3D8XJeYjZoVWnIUQYDghuEMRGrmQYQ==",
+      "version": "16.0.0",
+      "resolved": "https://registry.npmjs.org/@rollup/plugin-commonjs/-/plugin-commonjs-16.0.0.tgz",
+      "integrity": "sha512-LuNyypCP3msCGVQJ7ki8PqYdpjfEkE/xtFa5DqlF+7IBD0JsfMZ87C58heSwIMint58sAUZbt3ITqOmdQv/dXw==",
       "dev": true,
       "requires": {
         "@rollup/pluginutils": "^3.1.0",

token-swap/js/package.json

@@ -62,7 +62,7 @@
     "@babel/preset-env": "^7.11.0",
     "@babel/preset-flow": "^7.10.4",
     "@rollup/plugin-babel": "^5.2.1",
-    "@rollup/plugin-commonjs": "^15.0.0",
+    "@rollup/plugin-commonjs": "^16.0.0",
     "babel-eslint": "^10.1.0",
     "eslint": "^7.9.0",
     "eslint-plugin-import": "^2.22.0",