Update and rename schema-registry-beta.md to schema-registry.md (#364)

* Update and rename schema-registry-beta.md to schema-registry.md

* Add files via upload

* Updated schema-registry.md

* Add files via upload

* Update schema-registry.md

* Fixed spacing between code blocks

* Update schema-registry.md

* Update schema-registry.md

* Add files via upload

* Update schema-registry.md

* Update schema-registry.md

* Update schema-registry.md

* Add files via upload

* Update schema-registry.md

* Update schema-registry.md

* Update schema-registry.md

* Update schema-registry.md

* Update schema-registry.md

* Final commit

removed old images, added small fixes and sample images for creating RDP

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Co-authored-by: Jamieson Walker <[email protected]>

Author: SupreetMann-Solace