boards/common: move nucleo doxygen group to boards group

boards/common/nucleo/include/board_nucleo.h

@@ -7,9 +7,9 @@
  */
 
 /**
- * @defgroup    boards_common_nucleo STM Nucleo Common
+ * @defgroup    boards_common_nucleo STM32 Nucleo Common
  * @ingroup     boards_common
- * @brief       Common files and configuration for all STM Nucleo boards
+ * @brief       Common support for all STM32 Nucleo boards
  * @{
  *
  * @file

boards/common/nucleo144/include/board.h

@@ -9,9 +9,9 @@
  */
 
 /**
- * @defgroup    boards_common_nucleo144 STM Nucleo144 common
- * @ingroup     boards_common
- * @brief       Common files and configuration for STM Nucleo144 boards
+ * @defgroup    boards_common_nucleo144 STM32 Nucleo-144
+ * @ingroup     boards
+ * @brief       Support for STM32 Nucleo-144 boards
  * @{
  *
  * @file

boards/common/nucleo32/include/board.h

@@ -7,9 +7,9 @@
  */
 
 /**
- * @defgroup    boards_common_nucleo32 STM Nucleo32 Common
- * @ingroup     boards_common
- * @brief       Common files and configuration for STM Nucleo32 boards
+ * @defgroup    boards_common_nucleo32 STM32 Nucleo-32
+ * @ingroup     boards
+ * @brief       Support for STM32 Nucleo-32 boards
  * @{
  *
  * @file

boards/common/nucleo64/include/board.h

@@ -7,9 +7,9 @@
  */
 
 /**
- * @defgroup    boards_common_nucleo64 STM Nucleo64 Common
- * @ingroup     boards_common
- * @brief       Common files and configuration for STM Nucleo64 boards
+ * @defgroup    boards_common_nucleo64 STM32 Nucleo-64
+ * @ingroup     boards
+ * @brief       Support for STM32 Nucleo-64 boards
  * @{
  *
  * @file