uml: remove CONFIG_LEGACY_PTY from kernel config

Having legacy PTYs enabled causes problems with procd-hotplug.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

target/linux/uml/config/i386

@@ -78,8 +78,6 @@ CONFIG_JBD2=y
 CONFIG_KALLSYMS=y
 CONFIG_KERNEL_STACK_ORDER=2
 CONFIG_LD_SCRIPT_STATIC=y
-CONFIG_LEGACY_PTYS=y
-CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_M486 is not set
 # CONFIG_M586 is not set
 # CONFIG_M586MMX is not set

target/linux/uml/config/x86_64

@@ -77,8 +77,6 @@ CONFIG_JBD2=y
 CONFIG_KALLSYMS=y
 CONFIG_KERNEL_STACK_ORDER=2
 CONFIG_LD_SCRIPT_STATIC=y
-CONFIG_LEGACY_PTYS=y
-CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_MATOM is not set
 CONFIG_MCONSOLE=y
 # CONFIG_MCORE2 is not set