Correct handling of SQLITE_TEXT during CDC

Author: otoolep

sqlite3_opt_preupdate_hook.go

@@ -78,9 +78,8 @@ func (d *SQLitePreUpdateData) row(dest []any, new bool) error {
 			blobptr := C.sqlite3_value_blob(val)
 			src = C.GoBytes(blobptr, len)
 		case C.SQLITE_TEXT:
-			len := C.sqlite3_value_bytes(val)
 			cstrptr := unsafe.Pointer(C.sqlite3_value_text(val))
-			src = C.GoBytes(cstrptr, len)
+			src = C.GoString((*C.char)(cstrptr))
 		case C.SQLITE_NULL:
 			src = nil
 		}