kernel: generic: filter out CONFIG_PLUGIN_HOSTCC

It appears to be an automatic Kconfig symbol that varies depending on
the host platform. There is no need to define it in target configs, so
filter it out.

Also sort config-filter entries alphabetically.

Cc: Adrian Schmutzler <[email protected]>
Cc: Felix Fietkau <[email protected]>
Signed-off-by: Ilya Lipnitskiy <[email protected]>

target/linux/generic/config-5.10

@@ -4398,7 +4398,6 @@ CONFIG_PINMUX=y
 # CONFIG_PLATFORM_MHU is not set
 # CONFIG_PLAT_SPEAR is not set
 # CONFIG_PLIP is not set
-CONFIG_PLUGIN_HOSTCC=""
 # CONFIG_PLX_DMA is not set
 # CONFIG_PLX_HERMES is not set
 # CONFIG_PM is not set

target/linux/generic/config-5.4

@@ -4063,7 +4063,6 @@ CONFIG_PINMUX=y
 # CONFIG_PLATFORM_MHU is not set
 # CONFIG_PLAT_SPEAR is not set
 # CONFIG_PLIP is not set
-CONFIG_PLUGIN_HOSTCC=""
 # CONFIG_PLX_HERMES is not set
 # CONFIG_PM is not set
 # CONFIG_PMBUS is not set

target/linux/generic/config-filter

@@ -3,9 +3,10 @@
 # CONFIG_ARCH_(ENABLE|HAS|HAVE|INLINE|SUPPORTS|USE|WANT|STACKWALK)_.* is not set
 # CONFIG_AS_.* is not set
 # CONFIG_CC_(CAN|HAS|IS|VERSION)_.* is not set
-# CONFIG_LD_.* is not set
 # CONFIG_GCC_VERSION is not set
-# CONFIG_INLINE_.* is not set
 # CONFIG_HAVE_(?!(ARCH_TIMER|TCM|SMP)).* is not set
+# CONFIG_INLINE_.* is not set
+# CONFIG_LD_.* is not set
+CONFIG_PLUGIN_HOSTCC=".*"
 # CONFIG_SET_FS is not set
 # CONFIG_TASKS_.* is not set