fix: prevent postinstall script from running when installed as dependency using pnpm#1255

sternma wants to merge 2 commits intobadeball:masterbadeball/cypress-cucumber-preprocessor:masterfrom

sternma:fix-patches-script-with-pnpm-windowssternma/cypress-cucumber-preprocessor:fix-patches-script-with-pnpm-windowsCopy head branch name to clipboard