Resolve doxygen warning in filesystems

doxyfile_options

@@ -845,7 +845,6 @@ EXCLUDE_PATTERNS       = */tools/* \
                          */features/mbedtls/* \
                          */features/storage/* \
                          */features/unsupported/* \
-                         */features/filesystem/* \
 
 # The EXCLUDE_SYMBOLS tag can be used to specify one or more symbol names
 # (namespaces, classes, functions, etc.) that should be excluded from the

doxygen_options.json

@@ -8,5 +8,5 @@
     "PREDEFINED": "DOXYGEN_ONLY DEVICE_ANALOGIN DEVICE_ANALOGOUT DEVICE_CAN DEVICE_ETHERNET DEVICE_EMAC DEVICE_FLASH  DEVICE_I2C DEVICE_I2CSLAVE DEVICE_I2C_ASYNCH DEVICE_INTERRUPTIN DEVICE_LOWPOWERTIMER DEVICE_PORTIN DEVICE_PORTINOUT DEVICE_PORTOUT DEVICE_PWMOUT DEVICE_RTC DEVICE_TRNG DEVICE_SERIAL DEVICE_SERIAL_ASYNCH DEVICE_SERIAL_FC DEVICE_SLEEP DEVICE_SPI DEVICE_SPI_ASYNCH DEVICE_SPISLAVE DEVICE_STORAGE \"MBED_DEPRECATED_SINCE(f, g)=\" \"MBED_ENABLE_IF_CALLBACK_COMPATIBLE(F, M)=\"",
     "EXPAND_AS_DEFINED": "", 
     "SKIP_FUNCTION_MACROS": "NO",
-    "EXCLUDE_PATTERNS": "*/tools/* */targets/* */FEATURE_*/* */features/mbedtls/* */features/storage/* */features/unsupported/* */features/filesystem/* */BUILD/* */rtos/TARGET_CORTEX/rtx*/* */cmsis/* */features/FEATURES_*"
+    "EXCLUDE_PATTERNS": "*/tools/* */targets/* */FEATURE_*/* */features/mbedtls/* */features/storage/* */features/unsupported/* */BUILD/* */rtos/TARGET_CORTEX/rtx*/* */cmsis/* */features/FEATURES_*"
 }

features/filesystem/bd/ProfilingBlockDevice.h

@@ -42,6 +42,7 @@
  *  printf("read count: %lld\n", profiler.get_read_count());
  *  printf("program count: %lld\n", profiler.get_program_count());
  *  printf("erase count: %lld\n", profiler.get_erase_count());
+ *  @endcode
  */
 class ProfilingBlockDevice : public BlockDevice
 {