feat: Bedrock support added, only for Anthropic models (#847)

.changeset/neat-flowers-ring.md

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

packages/community/.cjs.swcrc

packages/community/.swcrc

packages/community/CHANGELOG.md

packages/community/jsr.json

packages/community/package.json

packages/community/src/index.ts

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

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

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

packages/community/tsconfig.json

packages/core/src/llm/index.ts

pnpm-lock.yaml