autoupdate: helvum to 0.3.1-2 from aur

helvum/PKGBUILD

@@ -3,27 +3,17 @@
 
 pkgname=helvum
 pkgver=0.3.1
-pkgrel=1
+pkgrel=2
 pkgdesc='GTK-based patchbay for pipewire, inspired by the JACK tool catia'
 arch=('x86_64')
 url='https://gitlab.freedesktop.org/ryuukyu/helvum'
 license=('GPL3')
 depends=('gtk4' 'pipewire')
-makedepends=('rust' 'clang' 'semver' 'meson')
+makedepends=('rust' 'clang' 'meson')
 conflicts=('helvum-git')
 source=("https://gitlab.freedesktop.org/ryuukyu/${pkgname}/-/archive/${pkgver}/${pkgname}-${pkgver}.tar.gz")
 sha512sums=('6a8bafb6302d2638e76d22f348bba1ca222857d5dde42f178853151bf50161574e1a534d7194decab4677651d152ac38dcefa3cfde28ea8630ca0360c3b88868')
 
-# This package needs at least rust 1.51 to build correctly: https://gitlab.freedesktop.org/ryuukyu/helvum/-/issues/4
-# No proper solution to handle this was implemented in rust so far: https://rust-lang.github.io/rfcs/2495-min-rust-version.html
-# This check will fail when the installed rust version doesn't meet the minimum requirement, although it shouldn't occur when an up-to-date build environment is used.
-prepare() {
-  min_ver='1.51'
-  echo "Checking for minimal required rust version (${min_ver})..."
-  rust_ver=$(rustc --version | awk '{print $2}' | sed 's/-nightly//')
-  semver -r ">=${min_ver}" "${rust_ver}"
-}
-
 build() {
   arch-meson "${pkgname}-${pkgver}" build
   meson compile -C build