Bump karma from 6.0.1 to 6.0.3

Bumps [karma](https://github.com/karma-runner/karma) from 6.0.1 to 6.0.3.
- [Release notes](https://github.com/karma-runner/karma/releases)
- [Changelog](https://github.com/karma-runner/karma/blob/master/CHANGELOG.md)
- [Commits](https://github.com/karma-runner/karma/compare/v6.0.1...v6.0.3)

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

package-lock.json

@@ -8470,9 +8470,9 @@
       "dev": true
     },
     "karma": {
-      "version": "6.0.1",
-      "resolved": "https://registry.npmjs.org/karma/-/karma-6.0.1.tgz",
-      "integrity": "sha512-LHE8Ywfeji6Sk3jt072j7gUAYZrpw7tCzvQWpgJqwCC9inW4eA3g1yl6srTtC0xiOvZDqXIzx8tgBPm0qhfYkg==",
+      "version": "6.0.3",
+      "resolved": "https://registry.npmjs.org/karma/-/karma-6.0.3.tgz",
+      "integrity": "sha512-dmiLQdsNAvnbV1G6VvUK7Cl5xpwiMisZNT8MjBtOo49jKlnZSWLxQIemuLT8sGSzvx5IGgMfMQEtf/CALiUEVQ==",
       "dev": true,
       "requires": {
         "body-parser": "^1.19.0",