giga: cleanup bt configs

Author: pennam

variants/arduino_giga_r1_stm32h747xx_m7/arduino_giga_r1_stm32h747xx_m7.conf

@@ -59,12 +59,8 @@ CONFIG_BT_BUF_ACL_RX_SIZE=255
 CONFIG_BT_BUF_CMD_TX_SIZE=255
 CONFIG_BT_BUF_EVT_DISCARDABLE_SIZE=255
 CONFIG_BT_MAX_CONN=4
-CONFIG_BT_CTLR_ADV_EXT=y
-CONFIG_BT_CTLR_ADV_PERIODIC=y
-CONFIG_BT_CTLR_DTM_HCI=y
 CONFIG_CYW4343W_MURATA_1DX=y
 CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=2048
 CONFIG_BT_RX_STACK_SIZE=4096
-CONFIG_BT_HCI_TX_STACK_SIZE=4096
 
 CONFIG_STM32H7_BOOT_M4_AT_INIT=n