[PR PATCH] common/build-style/cargo.sh: use offline install

[0x5c <0x5c@users.noreply.github.com>]

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There is a new pull request by 0x5c against master on the void-packages repository

https://github.com/0x5c/void-packages rust-install-offline
https://github.com/void-linux/void-packages/pull/37029

common/build-style/cargo.sh: use offline install
This prevents `cargo install` from wasting time fetching the crate registry.

[CI skip]

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A patch file from https://github.com/void-linux/void-packages/pull/37029.patch is attached

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From b4aa0acdb0d40ba08bf4fd3d4c92c41c480277b1 Mon Sep 17 00:00:00 2001
From: 0x5c <dev@0x5c.io>
Date: Sat, 7 May 2022 19:41:22 -0400
Subject: [PATCH] common/build-style/cargo.sh: use offline install

This prevents `cargo install` from wasting time fetching the crate registry.

[CI skip]
---
 common/build-style/cargo.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/common/build-style/cargo.sh b/common/build-style/cargo.sh
index 573a69003614..4c456394df5b 100644
--- a/common/build-style/cargo.sh
+++ b/common/build-style/cargo.sh
@@ -20,7 +20,7 @@ do_install() {
 	: ${make_install_args:=--path .}
 
 	${make_cmd} install --target ${RUST_TARGET} --root="${DESTDIR}/usr" \
-		--locked ${configure_args} ${make_install_args}
+		--offline --locked ${configure_args} ${make_install_args}
 
 	rm -f "${DESTDIR}"/usr/.crates.toml
 	rm -f "${DESTDIR}"/usr/.crates2.json