build(deps): bump megalinter/megalinter from 7.1.0 to 7.2.1 (#1931)

Bumps [megalinter/megalinter](https://github.com/megalinter/megalinter) from 7.1.0 to 7.2.1.
- [Release notes](https://github.com/megalinter/megalinter/releases)
- [Changelog](https://github.com/oxsecurity/megalinter/blob/main/CHANGELOG.md)
- [Commits](https://github.com/oxsecurity/megalinter/compare/v7.1.0...v7.2.1)

---
updated-dependencies:
- dependency-name: megalinter/megalinter
dependency-type: direct:production
update-type: version-update:semver-minor
...

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

pkg/runner/testdata/actions/node16/node_modules/universal-user-agent/dist-src/index.js

@@ -0,0 +1,9 @@
+export function getUserAgent() {
+    if (typeof navigator === "object" && "userAgent" in navigator) {
+        return navigator.userAgent;
+    }
+    if (typeof process === "object" && "version" in process) {
+        return `Node.js/${process.version.substr(1)} (${process.platform}; ${process.arch})`;
+    }
+    return "<environment undetectable>";
+}