dracut, lsinitrd: add page (#10635)

* dracut: add page

* lsinitrd: add page

* dracut, lsinitrd: "dracut modules" => "modules"

Co-authored-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>

---------

Co-authored-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>

pages/linux/dracut.md

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+# dracut
+
+> Generate initramfs images to boot the Linux kernel.
+> Dracut uses options from configuration files in `/etc/dracut.conf`, `/etc/dracut.conf.d/*.conf` and `/usr/lib/dracut/dracut.conf.d/*.conf` by default.
+> More information: <https://github.com/dracutdevs/dracut/wiki>.
+
+- Generate an initramfs image for the current kernel without overriding any options:
+
+`dracut`
+
+- Generate an initramfs image for the current kernel and overwrite the existing one:
+
+`dracut --force`
+
+- Generate an initramfs image for a specific kernel:
+
+`dracut --kver {{kernel_version}}`
+
+- Show a list of available modules:
+
+`dracut --list-modules`

pages/linux/lsinitrd.md

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+# lsinitrd
+
+> Show the contents of an initramfs image.
+> See also: `dracut`.
+> More information: <https://github.com/dracutdevs/dracut/blob/master/man/lsinitrd.1.asc>.
+
+- Show the contents of the initramfs image for the current kernel:
+
+`lsinitrd`
+
+- Show the contents of the initramfs image for the specified kernel:
+
+`lsinitrd --kver {{kernel_version}}`
+
+- Show the contents of the specified initramfs image:
+
+`lsinitrd {{path/to/initramfs.img}}`
+
+- List modules included in the initramfs image:
+
+`lsinitrd --mod`
+
+- Unpack the initramfs to the current directory:
+
+`lsinitrd --unpack`