fix(deps): update dependency addons-linter to v2.1.0 (#1967)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Author: renovate[bot]

package-lock.json

@@ -62,7 +62,7 @@
     "@cliqz-oss/firefox-client": "0.3.1",
     "@cliqz-oss/node-firefox-connect": "1.2.1",
     "adbkit": "2.11.1",
-    "addons-linter": "2.0.1",
+    "addons-linter": "2.1.0",
     "bunyan": "1.8.14",
     "camelcase": "6.0.0",
     "chrome-launcher": "0.13.4",