Update dependency eslint-plugin-prettier to v5.5.6

Author: renovate[bot]

ember-test-selectors/package.json

@@ -22,7 +22,7 @@
     "eslint-config-prettier": "10.1.8",
     "eslint-config-simplabs": "0.4.0",
     "eslint-plugin-ember": "12.7.4",
-    "eslint-plugin-prettier": "5.5.4",
+    "eslint-plugin-prettier": "5.5.6",
     "eslint-plugin-qunit": "8.2.5",
     "prettier": "3.6.2"
   },