chore(package): update remark-validate-links to version 7.0.0

Author: greenkeeper[bot]

package.json

@@ -49,7 +49,7 @@
     "remark-preset-lint-consistent": "^2.0.0",
     "remark-preset-lint-recommended": "^3.0.0",
     "remark-usage": "^6.0.0",
-    "remark-validate-links": "^6.0.0",
+    "remark-validate-links": "^7.0.0",
     "tape": "^4.6.0",
     "xo": "^0.18.0"
   },