Bump concurrently from 7.5.0 to 7.6.0

Bumps [concurrently](https://github.com/open-cli-tools/concurrently) from 7.5.0 to 7.6.0.
- [Release notes](https://github.com/open-cli-tools/concurrently/releases)
- [Commits](open-cli-tools/concurrently@v7.5.0...v7.6.0)

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

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

Author: dependabot[bot]

package-lock.json

@@ -26,7 +26,7 @@
     "autoprefixer": "10.4.13",
     "browser-sync": "2.27.10",
     "chokidar": "3.5.3",
-    "concurrently": "7.5.0",
+    "concurrently": "7.6.0",
     "css-loader": "6.7.2",
     "css-minimizer-webpack-plugin": "4.2.0",
     "html-minifier": "4.0.0",