Set bundler flags from github workflow

Author: JonRowe

ci/script/functions.sh

@@ -85,7 +85,7 @@ function run_spec_suite_for {
       echo "Running specs for $1"
       pushd ../$1
       unset BUNDLE_GEMFILE
-      bundle_install_flags=`cat .travis.yml | grep bundler_args | tr -d '"' | grep -o " .*"`
+      bundle_install_flags=`cat .github/workflows/ci.yml | grep "bundle install" | sed 's/.* bundle install//'`
       travis_retry eval "(unset RUBYOPT; exec bundle install $bundle_install_flags)"
       run_specs_and_record_done
       popd