Added Fragment attribute in JSON RTE (#10) (#11)

* Added Fragment attribute in JSON RTE (#10)

* Upgraded PHP version in github workflow package publish (#12)

added support for the br tag and added support for nested assets in t…

…he the image (#8) (#9)

Merge pull request #5 from contentstack/php8-support-enum-library

Changed php enum version for php 8 support

Merge pull request #4 from contentstack/feature/supercharge-rte

PHP version and node attribute issue resolved

Merge pull request #2 from contentstack/feature/supercharge-rte

Feature/supercharge rte

Merge pull request #1 from contentstack/feature/supercharge-rte

Feature/supercharge rte

Changelog update