8.0.0-beta.1

Beta supporting Gatsby v4 #192
Containing Experimental model filtering #193

Version 8.0.0-beta.1 of packages:

• https://www.npmjs.com/package/@kentico/gatsby-source-kontent/v/8.0.0-beta.1
• https://www.npmjs.com/package/@kentico/gatsby-kontent-components/v/8.0.0-beta.1