fix: upgrade marked from 0.7.0 to 0.8.2

Snyk has created this PR to upgrade marked from 0.7.0 to 0.8.2.

See this package in npm:
https://www.npmjs.com/package/marked

See this project in Snyk:
https://app.snyk.io/org/killshot13/project/7566b9be-c2cc-48f2-9c2d-b3be8b6ef90f?utm_source=github&utm_medium=upgrade-pr

Author: snyk-bot

package-lock.json

@@ -29,7 +29,7 @@
 		"gatsby-transformer-remark": "2.8.14",
 		"js-yaml": "^3.12.2",
 		"lodash": "^4.17.21",
-		"marked": "^0.7.0",
+		"marked": "^0.8.2",
 		"mj-pa": "^1.3.1",
 		"moment": "^2.23.0",
 		"moment-strftime": "^0.5.0",