release: build aarch64 artifacts for macos on GitHub Actions

GitHub now supports this natively, so there's no need for me to do it
any more.

Fixes #3155

ci/build-and-publish-m2

@@ -1,43 +0,0 @@
-#!/bin/bash
-
-# This script builds a ripgrep release for the aarch64-apple-darwin target.
-# At time of writing (2023-11-21), GitHub Actions does not free Apple silicon
-# runners. Since I have somewhat recently acquired an M2 mac mini, I just use
-# this script to build the release tarball and upload it with `gh`.
-#
-# Once GitHub Actions has proper support for Apple silicon, we should add it
-# to our release workflow and drop this script.
-
-set -e
-
-version="$1"
-if [ -z "$version" ]; then
-  echo "missing version" >&2
-  echo "Usage: "$(basename "$0")" <version>" >&2
-  exit 1
-fi
-if ! grep -q "version = \"$version\"" Cargo.toml; then
-  echo "version does not match Cargo.toml" >&2
-  exit 1
-fi
-
-target=aarch64-apple-darwin
-cargo build --release --features pcre2 --target $target
-BIN=target/$target/release/rg
-NAME=ripgrep-$version-$target
-ARCHIVE="deployment/m2/$NAME"
-
-mkdir -p "$ARCHIVE"/{complete,doc}
-cp "$BIN" "$ARCHIVE"/
-strip "$ARCHIVE/rg"
-cp {README.md,COPYING,UNLICENSE,LICENSE-MIT} "$ARCHIVE"/
-cp {CHANGELOG.md,FAQ.md,GUIDE.md} "$ARCHIVE"/doc/
-"$BIN" --generate complete-bash > "$ARCHIVE/complete/rg.bash"
-"$BIN" --generate complete-fish > "$ARCHIVE/complete/rg.fish"
-"$BIN" --generate complete-powershell > "$ARCHIVE/complete/_rg.ps1"
-"$BIN" --generate complete-zsh > "$ARCHIVE/complete/_rg"
-"$BIN" --generate man > "$ARCHIVE/doc/rg.1"
-
-tar c -C deployment/m2 -z -f "$ARCHIVE.tar.gz" "$NAME"
-shasum -a 256 "$ARCHIVE.tar.gz" > "$ARCHIVE.tar.gz.sha256"
-gh release upload "$version" "$ARCHIVE.tar.gz" "$ARCHIVE.tar.gz.sha256"