fix(x86_64/rpm-builder): remove to initialize as submodule

x86_64/rpm-builder/.gitignore

@@ -1,3 +0,0 @@
-*
-!.gitignore
-!PKGBUILD

x86_64/rpm-builder/PKGBUILD

@@ -1,22 +0,0 @@
-# Maintainer: Markus Pesch <markus.pesch@cryptic.systems>
-
-pkgname=rpm-builder
-pkgver=0.4.1
-pkgrel=1
-pkgdesc='Build rpms without a spec file. Pure Rust. No dependencies to librpm'
-arch=('x86_64')
-url=https://github.com/Richterrettich/rpm-builder
-license=('Apache 2.0')
-makedepends=('rust')
-source=("https://codeload.github.com/Richterrettich/rpm-builder/tar.gz/${pkgver}")
-sha256sums=('SKIP')
-
-build() {
-  make -C "${srcdir}/${pkgname}-${pkgver}" build
-}
-
-package() {
-  install -D --mode=0644 "${srcdir}/${pkgname}-${pkgver}/target/release/${pkgname}" "${pkgdir}/usr/bin/${pkgname}"
-  install -D --mode=0755 "${srcdir}/${pkgname}-${pkgver}/target/${pkgname}.bash" "${pkgdir}/etc/bash_completion.d/${pkgname}.sh"
-  install -D --mode=0644 "${srcdir}/${pkgname}-${pkgver}/LICENSE" "${pkgdir}/usr/share/licenses/${pkgname}/LICENSE"
-}