doc:it_IT: align Italian documentation

doc:it_IT: align Italian documentation

This commit translats in Italian the following changes:

commit 5db34f5bfd78 ("docs: stable-kernel-rules: remove code-labels tags and a indention level")
commit 2263c40e6525 ("docs: stable-kernel-rules: call mainline by its name and change example")
commit db483303b58f ("docs: stable-kernel-rules: reduce redundancy")
commit af3e4a5ab9a0 ("docs: stable-kernel-rules: create special tag to flag 'no backporting'"")
commit 91a3d6be99e6 ("doc-guide: kernel-doc: tell about object-like macros")
commit b104dbedbe61 ("Documentation: RISC-V: patch-acceptance: mention patchwork's role")
commit ed843ae947f8 ("docs: move riscv under arch")
commit b45d8f387157 ("docs: remove the tips on how to submit patches from MAINTAINERS")
commit 0d828200ad56 ("docs: process: allow Closes tags with links")
commit c23f28975abc ("Merge tag 'docs-6.4' of git://git.lwn.net/linux")
commit 329ac9af902e ("docs: submitting-patches: Discuss interleaved replies")
commit 02f9998754b0 ("docs: submitting-patches: Suggest a longer expected time for responses")
commit 1fae02e7eb99 ("docs: submitting-patches: encourage direct notifications to commenters")
commit d254d263f6c8 ("docs: submitting-patches: improve the base commit explanation")
commit 0d828200ad56 ("docs: process: allow Closes tags with links")
commit 9c1b86f8ce04 ("kbuild: raise the minimum supported version of LLVM to 13.0.1")
commit 768409cff6cc ("rust: upgrade to Rust 1.76.0")
commit 23bfb947eb0a ("doc: fix spelling about ReStructured Text")
commit d0bde9ca0ecf ("docs: stable-kernel-rules: mention other usages for stable tag comments")
commit 33568553b3fc ("docs: stable-kernel-rules: make rule section more straight forward")
commit 3feb21bb0bb4 ("docs: stable-kernel-rules: move text around to improve flow")
commit 0f11447d9fcc ("docs: stable-kernel-rules: improve structure by changing headlines")
commit 189057a1b61b ("docs: stable-kernel-rules: make the examples for option 1 a proper list")
commit 6e160d29f654 ("docs: stable-kernel-rules: fine-tune various details")
commit bbaee49cce7c ("docs: stable-kernel-rules: mention that regressions must be prevented")
commit 4f01342464a8 ("Documentation: stable: clarify patch series prerequisites")

Signed-off-by: Federico Vaga <federico.vaga@vaga.pv.it>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20240513210510.10929-1-federico.vaga@vaga.pv.it