Bump eslint-plugin-formatjs from 5.1.0 to 5.1.5

Bumps [eslint-plugin-formatjs](https://github.com/formatjs/formatjs) from 5.1.0 to 5.1.5.
- [Release notes](https://github.com/formatjs/formatjs/releases)
- [Commits](https://github.com/formatjs/formatjs/compare/eslint-plugin-formatjs@5.1.0...eslint-plugin-formatjs@5.1.5)

---
updated-dependencies:
- dependency-name: eslint-plugin-formatjs
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

packages/eslint-config-custom/package.json

@@ -13,7 +13,7 @@
     "eslint-import-resolver-alias": "^1.1.2",
     "eslint-import-resolver-typescript": "^3.6.3",
     "eslint-plugin-deprecation": "^3.0.0",
-    "eslint-plugin-formatjs": "^5.1.0",
+    "eslint-plugin-formatjs": "^5.1.5",
     "eslint-plugin-jsx-a11y": "^6.10.1",
     "eslint-plugin-import": "^2.31.0",
     "eslint-plugin-no-only-tests": "^3.3.0",