docs: fix false params (#1211)

packages/llamaindex/src/embeddings/MultiModalEmbedding.ts

packages/llamaindex/src/indices/BaseIndex.ts

packages/llamaindex/src/indices/keyword/index.ts

packages/llamaindex/src/readers/CSVReader.ts

packages/llamaindex/src/readers/HTMLReader.ts

packages/llamaindex/src/readers/ImageReader.ts

packages/llamaindex/src/storage/FileSystem.ts

packages/llamaindex/src/vector-store/AstraDBVectorStore.ts

packages/llamaindex/src/vector-store/PGVectorStore.ts

packages/llamaindex/src/vector-store/PineconeVectorStore.ts

packages/llm/openai/src/embedding.ts