chore(ci): simplify bootstrap-macos.sh (vectordotdev#23714)

* chore(ci): simplify bootstrap-macos.sh

* revert cargo.lock changes

Author: pront

scripts/environment/bootstrap-macos.sh

@@ -2,19 +2,8 @@
 set -e -o verbose
 
 brew update
-
-# `brew install` attempts to upgrade python as a dependency but fails
-# https://github.com/actions/setup-python/issues/577
-brew list -1 | grep python | while read -r formula; do brew unlink "$formula"; brew link --overwrite "$formula"; done
-
 brew install ruby@3 coreutils cue-lang/tap/cue protobuf
 
-# rustup-init (renamed to rustup) is already installed in GHA, but seems to be lacking the rustup binary
-# Reinstalling seems to fix it
-# TODO(jszwedko): It's possible GHA just needs to update its images and this won't be needed in the
-# future
-brew reinstall rustup
-
 gem install bundler
 
 echo "export PATH=\"/usr/local/opt/ruby/bin:\$PATH\"" >> "$HOME/.bash_profile"