Stack overflow when fetching large CSS files #191

1. Checkout https://github.com/brasswood/single-file-cli/tree/debug-failed-fetch (logs an error in cdp-client.js::handleFetchRequest if there is one)
2. single-file https://andrewriachi.com/test-singlefile.html

3.  error fetching url https://du11hjcvx0uqb.cloudfront.net/dist/brandable_css/new_styles_normal_contrast/bundles/common-b1f4c00140.css: RangeError: Maximum call stack size exceeded
    RangeError: Maximum call stack size exceeded
        at arrayBufferToBase64 (file:///path/to/single-file-cli/lib/cdp-client-util.js:86:34)
        at handleFetchRequest (file:///path/to/single-file-cli/lib/cdp-client.js:613:22)
        at eventLoopTick (ext:core/01_core.js:187:7)
        at async Connection.<anonymous> (file:///path/to/single-file-cli/lib/cdp-client.js:543:4)
   

I'm not actually sure if the file being relatively large (388KB) is the cause of this, but it seems possible.

This is causing an actual website to not display properly. It is another example where logging the error inside of the catch block from the start may have been helpful.