[GolemBridge] Fix ordering of embedsBy going through all embeds in the JavaScript source.Due to complexity with e.g. the Twitter embed, still only YouTube issupported (now at the right placeholder place).Test page (also with a Twitter embed): https://www.golem.de/news/stornierung-sam-altman-bekommt-anzahlung-fuer-tesla-roadster-nicht-zurueck-2511-201749.htmlPrevious test page with multiple YouTube embeds: https://www.golem.de/news/free-to-play-kostenlos-skaten-ballern-und-klicken-2510-201000.html