feat(subgraph): As a user, I want the update Registry address on the Router to be indexed for the 4 registries

[Chirag-S-Kotian]

Add Router Registry Updates Indexing

Description

Implements indexing functionality for registry address updates in the Router contract for all four registries (Attestation, Module, Portal, and Schema) to provide transparency on administrative actions.

Changes

• Added RegistryUpdate entity to track registry address changes
• Implemented handlers for all registry update events:
  • AttestationRegistryUpdated
  • ModuleRegistryUpdated
  • PortalRegistryUpdated
  • SchemaRegistryUpdated
• Created audit information tracking for registry updates
• Added types and schema definitions for the new entities

Technical Details

• Created new GraphQL schema entities for registry updates
• Implemented common handler function handleRegistryUpdate to process all registry update events
• Added proper audit information tracking with transaction details
• Enhanced type safety with proper event type handling

Testing

• Verified event handling with subgraph deployment
• Tested audit information creation
• Validated entity creation and storage

Documentation

The implementation allows querying registry updates with the following fields:

• Registry type (ATTESTATION, MODULE, PORTAL, SCHEMA)
• Registry address
• Audit information (transaction details, timestamp, etc.)

Closes #290

[Chirag-S-Kotian]

applied your chnages ,let me know if you need any changes

[alainncls]

Can you just revert the changes on these two lines?

[alainncls]

This is not the correct address (see here).

[alainncls]

This is not the correct address (see here).

[alainncls]

This is not the correct address (see here).

[alainncls]

This is not the correct address (see here).

[alainncls]

This is not the correct block number (see above)

[alainncls]

This is not the correct block number (see above)

[alainncls]

This is not the correct block number (see above)

[alainncls]

This is not the correct block number (see above)

[alainncls]

This is not the correct block number (see above)

[alainncls]

Please use the correct addresses for all Router contracts(different for each network).
Also, the startBlock value should be the block where the contract was deployed (different for each network).
Finally, don't forget to update the file for the Linea Sepolia network.