feat: initramfs module (#376)

* feat: `initramfs` module

* chore: Add `initramfs` to `modules.json`

* docs: Mention `dracut.conf.d` files as modifications which need initramfs regeneration

* docs: Style fix

* docs: Style fix

* docs: One more style fix

* docs: Add note about difference between `rpm-ostree initramfs` & this module

* docs: Further explanation of initramfs

* docs: Style fixes

* docs: Style fix

* docs: Grammar fixes

* chore: Add check for Fedora 41+

* docs: Add note about F41+ support

* docs: Add 3 dots for note

* chore: Grammar improvement in log

* chore: Some more explanations in log for old Fedora version

* chore: Add error message for cliwrapped images

* chore: Use cliwrapped dracut if available

* docs: Apply caution card suggestion

Co-authored-by: xyny <60004820+xynydev@users.noreply.github.com>

* docs: Apply suggestion about modifications list

Co-authored-by: xyny <60004820+xynydev@users.noreply.github.com>

* docs: Apply grammar suggestion for when this module should be used

Co-authored-by: xyny <60004820+xynydev@users.noreply.github.com>

* chore: Make log message about initramfs regeneration state clearer

Co-authored-by: xyny <60004820+xynydev@users.noreply.github.com>

* docs: Apply suggestion about expanded module description

Co-authored-by: xyny <60004820+xynydev@users.noreply.github.com>

* docs: RAM instead of ram

* chore: Fix log typo

* docs: Update description in typeschema

* docs: Update description in module.yml

* chore: Notify of more than 1 qualified kernel before initramfs image variable

* chore: finalize shortdesc wording

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Co-authored-by: xyny <60004820+xynydev@users.noreply.github.com>

modules/initramfs/module.yml

@@ -0,0 +1,4 @@
+name: initramfs
+shortdesc: The `initramfs` module is used to regenerate initramfs, needed to apply some modifications early in the Linux startup process
+example: |
+  type: initramfs