Remove push.sh; superseded by the shared autoupdater

The per-repo push scripts had drifted into three divergent generations. The
logic now lives once in aur/.autoupdate, driven by the .autoupdate manifest.

.autoupdate

@@ -0,0 +1,6 @@
+# Autoupdater manifest - consumed by aur/.autoupdate
+srchost="gitea"
+srcmntr="source"
+srcname="tsparams"
+verstrip=""
+gui="false"

push.sh

@@ -1,50 +0,0 @@
-#!/usr/bin/env bash
-
-# Get version
-oldver=$(grep "pkgver=" PKGBUILD | sed 's/pkgver="//;s/"//')
-if [ $# -eq 1 ]; then
-  pkgver="${1}"
-else
-  echo "Old version: ${oldver}"
-  read -p "New version: " pkgver
-fi
-# Check version
-if [ "${pkgver}" = "${oldver}" ]; then
-  echo >/dev/stderr "Error: same (old) version specified - update aborted"
-  exit 1
-fi
-
-# Get variables from PKGBUILD
-url=$(grep "source=" PKGBUILD | sed 's/source=("//;s/")//')
-pkgname=$(grep "pkgname=" PKGBUILD | sed 's/pkgname="//;s/"//')
-pkgrel=$(grep "pkgrel=" PKGBUILD | sed 's/pkgrel="//;s/"//')
-aur_url="ssh://aur@aur.archlinux.org/${pkgname}.git"
-
-# Perform variable substitution
-archive_url="${url//\$\{pkgname\}/$pkgname}"
-archive_url="${archive_url//\$\{pkgver\}/$pkgver}"
-
-# Download archive
-wget -O ${pkgname}.tar.gz "${archive_url}"
-# Calculate checksums
-sha1sum=$(sha1sum ${pkgname}.tar.gz | awk '{print $1}')
-sha256sum=$(sha256sum ${pkgname}.tar.gz | awk '{print $1}')
-md5sum=$(md5sum ${pkgname}.tar.gz | awk '{print $1}')
-# Yoink the archive - unnecessary anymore
-rm -f ${pkgname}.tar.gz
-
-# Update PKGBUILD with new values
-sed -i -E "s/^pkgver=\"[^\"]+\"/pkgver=\"$pkgver\"/" PKGBUILD
-sed -i -E "s/^sha1sums=\(\"[^\"]+\"\)/sha1sums=(\"$sha1sum\")/" PKGBUILD
-sed -i -E "s/^sha256sums=\(\"[^\"]+\"\)/sha256sums=(\"$sha256sum\")/" PKGBUILD
-sed -i -E "s/^md5sums=\(\"[^\"]+\"\)/md5sums=(\"$md5sum\")/" PKGBUILD
-
-# Update .SRCINFO
-makepkg --printsrcinfo > .SRCINFO
-
-# In case of fire, git commit, git push, leave building
-git add .
-git commit -m "Updated ${pkgname} to ${pkgver}-${pkgrel}"
-git remote add aur ${aur_url}
-git push origin main
-git push aur main:master