fix: use existing files in BenchmarkMinify#1214

ysmolski merged 2 commits intomasterwundergraph/graphql-go-tools:masterfrom

yury/eng-7537-engine-fix-benchmarks-in-v2pkgastminifywundergraph/graphql-go-tools:yury/eng-7537-engine-fix-benchmarks-in-v2pkgastminifyCopy head branch name to clipboard