[Feature/extensions] Merge to main tracking - REST, TranportActions, and EnvironmentSettings updates (up to present)

[ryanbogan]

This is a tracking issue for the fourth merge of feature/extensions into main.

Note: The PR and commit below will be updated if more PR's are merged before this issue is closed.

PR/Commit to Cherry-Pick:

• Commit ID: a41b8f0

• [Feature/extensions] Modified local node response #4862

This merge contains the following PR's in addition to the one above:

• [Feature/extensions] Pass REST params and content to extensions #4633
• [Feature/extensions] Adding Transport Actions support for extensions #4598
• [Feature/extensions] Return consumed params and content from extensions #4705
• [Feature/extensions] Modified Environment settings support  #4731
• [Feature/extensions] Add contentParser method to ExtensionRestRequest #4760
• [Feature/extensions]Enforce type safety for RegisterTransportActionsRequest #4796
• [Feature/extensions]Enforce type safety for NamedWriteableRegistryParseRequest #4923