chore(deps): update dependency eslint-plugin-import to v2.28.1

Author: renovate[bot]

package.json

@@ -54,7 +54,7 @@
     "@typescript-eslint/parser": "2.20.0",
     "eslint": "6.8.0",
     "eslint-config-prettier": "6.10.0",
-    "eslint-plugin-import": "2.20.1",
+    "eslint-plugin-import": "2.28.1",
     "jest": "25.4.0",
     "prettier": "1.19.1",
     "standard-version": "7.1.0",