Update dependency eslint-plugin-promise to v7

Author: renovate[bot]

package.json

@@ -46,7 +46,7 @@
     "eslint-plugin-jest": "22.17.0",
     "eslint-plugin-node": "10.0.0",
     "eslint-plugin-prettier": "3.1.1",
-    "eslint-plugin-promise": "4.2.1",
+    "eslint-plugin-promise": "7.2.1",
     "eslint-plugin-standard": "4.0.1",
     "husky": "3.0.5",
     "jest": "24.9.0",