Conduit 0.9.0 documentation

[raulb]

• Remove obsolete page about processors #1416 @hariso
• Small fixes in processor docs #1417 @lovromazgon
• Referencing fields conduit-site#50 @hariso
  • Update links about referencing fields in processors #1424
• Pregenerated processor documentation conduit-site#46
• update pipeline config files section conduit-site#48 @maha-hajja
• Add a 'Referencing processors' page conduit-site#51 @hariso
• Update architecture diagram conduit-site#52 @lovromazgon
• Updates to installing and getting started. conduit-site#43 @simonl2002
• doc(features): Add page about OpenCDC records conduit-site#49 @raulb
• Standalone processors
  • Update the getting started with processors page doc(processors): update getting started conduit-site#56 @raulb
  • How to use standalone processors doc(processors): How to use standalone processors conduit-site#59 @raulb
  • How to build a standalone processor add "building standalone processors" document conduit-site#53 @maha-hajja
  • Standalone processors under the hood (WASM) conduit-site#57 @lovromazgon
• Update processor SDK readme simplify readme docs conduit-processor-sdk#29 @maha-hajja
• Conditional execution of processors doc(processors): add new conditions page conduit-site#65 @maha-hajja @raulb
• Add examples to the stream inspector page @maha-hajja
• Re-structure and update links for - Standalone processors (with how to and getting started underneath) @maha-hajja this is done under add "building standalone processors" document conduit-site#53
• refactor: remove guides section and move some content to documentation conduit-site#58 @maha-hajja