build(deps-dev): bump concurrently from 6.5.1 to 7.6.0

Bumps [concurrently](https://github.com/open-cli-tools/concurrently) from 6.5.1 to 7.6.0.
- [Release notes](https://github.com/open-cli-tools/concurrently/releases)
- [Commits](open-cli-tools/concurrently@v6.5.1...v7.6.0)

---
updated-dependencies:
- dependency-name: concurrently
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -75,7 +75,7 @@
     "@typescript-eslint/parser": "^4.2.0",
     "atomic-sleep": "^1.0.0",
     "autocannon": "^7.0.0",
-    "concurrently": "^6.0.0",
+    "concurrently": "^7.6.0",
     "deoptigate": "^0.6.0",
     "eslint": "^7.9.0",
     "eslint-config-standard": "^16.0.0",