use a PAGE_SIZE of 4kb for qemu mips, musl f.e. only works with that pagesize, thx goes to #musl in irc

target/mips/sys-available/qemu-mips

@@ -5,6 +5,7 @@ config ADK_TARGET_SYSTEM_QEMU_MIPS
 	select ADK_qemu_mips
 	select ADK_KERNEL_MIPS_MALTA
 	select ADK_KERNEL_CPU_BIG_ENDIAN
+	select ADK_KERNEL_PAGE_SIZE_4KB
 	select ADK_HARDWARE_QEMU
 	select ADK_TARGET_WITH_VGA
 	select ADK_TARGET_WITH_INPUT