kernel: move two symbols to the generic kconfigs

CONFIG_RCU_{NEED_SEGCBLIST,STALL_COMMON} are set basically everywhere. Move them
to the generic kconfigs. And resort the generic kconfigs while at it.

Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>

target/linux/mediatek/mt7622/config-5.10

@@ -372,8 +372,6 @@ CONFIG_QUEUED_SPINLOCKS=y
 CONFIG_RAS=y
 CONFIG_RATIONAL=y
 # CONFIG_RAVE_SP_CORE is not set
-CONFIG_RCU_NEED_SEGCBLIST=y
-CONFIG_RCU_STALL_COMMON=y
 CONFIG_REALTEK_PHY=y
 CONFIG_REED_SOLOMON=y
 CONFIG_REED_SOLOMON_DEC8=y

target/linux/mediatek/mt7623/config-5.10

@@ -509,8 +509,6 @@ CONFIG_PWM_SYSFS=y
 CONFIG_RAS=y
 CONFIG_RATIONAL=y
 CONFIG_RCU_CPU_STALL_TIMEOUT=21
-CONFIG_RCU_NEED_SEGCBLIST=y
-CONFIG_RCU_STALL_COMMON=y
 CONFIG_REGMAP=y
 CONFIG_REGMAP_MMIO=y
 CONFIG_REGULATOR=y

target/linux/mediatek/mt7629/config-5.10

@@ -247,8 +247,6 @@ CONFIG_PWM_MEDIATEK=y
 CONFIG_PWM_SYSFS=y
 CONFIG_RAS=y
 CONFIG_RATIONAL=y
-CONFIG_RCU_NEED_SEGCBLIST=y
-CONFIG_RCU_STALL_COMMON=y
 CONFIG_REGMAP=y
 CONFIG_REGMAP_MMIO=y
 CONFIG_RESET_CONTROLLER=y