fix: newrelic-gatsby-theme-newrelic had incorrect projectTag

Author: Joel Worrall

src/data/projects/newrelic-gatsby-theme-newrelic.json

@@ -16,7 +16,7 @@
   "description": "Gatsby theme for New Relic Gatsby sites",
   "ossCategory": "community-project",
   "primaryLanguage": "JavaScript",
-  "projectTags": ["library"],
+  "projectTags": ["lib"],
   "acceptsContributions": true,
   "website": {
     "title": "New Relic Gatsby Theme",