Release Crossplane version v2.1.0

[jbw976]

• Update the $LATEST_VER parameter in netlify_build.sh
• Update params.latest in config.yaml
• Copy Crossplane cluster/crds contents to /content/master/api/crds
• Copy /content/master directory to /content/<new latest>
• Update version in the _index.md file of /content/<new latest> from master to the correct version.
• Create a new release/tag named v<EOL version>-archive to snapshot EOL'd docs.
• Remove EOL'd docs version from "/content" directory and run hugo locally to check for broken links.
• Trigger Algolia Crawler after publishing to reindex results.