feat: Amazon Nova support via Bedrock (#1548)

.changeset/popular-scissors-switch.md

apps/docs/docs/modules/llms/available_llms/bedrock.md

packages/community/README.md

packages/community/package.json

packages/community/src/llm/bedrock/amazon/provider.ts

packages/community/src/llm/bedrock/amazon/types.ts

packages/community/src/llm/bedrock/amazon/utils.ts

packages/community/src/llm/bedrock/anthropic/provider.ts

packages/community/src/llm/bedrock/anthropic/types.ts

packages/community/src/llm/bedrock/index.ts

packages/community/src/llm/bedrock/provider.ts

packages/community/src/llm/bedrock/types.ts

pnpm-lock.yaml