fix

Author: lucasfang

include/paimon/reader/prefetch_file_batch_reader.h

@@ -25,7 +25,7 @@
 namespace paimon {
 
 /// The prefetch file batch reader extends the basic FileBatchReader interface for prefetch read,
-/// If a format implementation inherits from this class, it will automatically support the C++
+/// if a format implementation inherits from this class, it will automatically support the C++
 /// Paimon prefetch capability and integrate with the Paimon prefetch framework.
 class PAIMON_EXPORT PrefetchFileBatchReader : public FileBatchReader {
  public: