Bump grunt from 1.5.2 to 1.5.3

Bumps [grunt](https://github.com/gruntjs/grunt) from 1.5.2 to 1.5.3.
- [Release notes](https://github.com/gruntjs/grunt/releases)
- [Changelog](https://github.com/gruntjs/grunt/blob/main/CHANGELOG)
- [Commits](https://github.com/gruntjs/grunt/compare/v1.5.2...v1.5.3)

---
updated-dependencies:
- dependency-name: grunt
  dependency-type: direct:development
...

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

package.json

@@ -27,7 +27,7 @@
 	"devDependencies": {
 		"eslint-config-wikimedia": "0.21.0",
 		"eslint-plugin-html": "6.1.2",
-		"grunt": "1.5.2",
+		"grunt": "1.5.3",
 		"grunt-contrib-qunit": "4.0.0",
 		"grunt-eslint": "23.0.0",
 		"grunt-stylelint": "0.17.0",