sim: Remove unnecessary configurations

[Zhangshoukui]

Summary

LIBUV will auto select CONFIG_PSEUDOFS_SOFTLINKS and CONFIG_SCHED_HAVE_PARENT

Impact

Testing

[Zhangshoukui]

/usr/bin/ld: nuttx.rel: in function uv__fs_readlink': /github/workspace/sources/apps/system/libuv/libuv/src/unix/fs.c:743: undefined reference to NXreadlink'
This error is due to the missing commit apache/nuttx-apps#1908. They're loop dependent, and this commit needs to merge first

[xiaoxiang781216]

/usr/bin/ld: nuttx.rel: in function uv__fs_readlink': /github/workspace/sources/apps/system/libuv/libuv/src/unix/fs.c:743: undefined reference to NXreadlink' This error is due to the missing commit apache/nuttx-apps#1908. They're loop dependent, and this commit needs to merge first

Please find other defconfig which use LIBUV and fix the similar issue in this patch too.