Re-introduce google maps links to search page

Readds google maps link to the search page and makes map thumbnail clickable.

Code of this extension is open source, you can see it here: https://github.com/mrakowski0/readd-gmaps-links-chrome-extension Supported views: - address maps - google places maps - country maps - small map thumbnail on the right side (part of gallery) This functionality has been removed by default for European Union countries (https://commission.europa.eu/strategy-and-policy/priorities-2019-2024/europe-fit-digital-age/digital-markets-act-ensuring-fair-and-open-digital-markets_en) ----- Changelog: 1.0.8 - Improve design of the extension 'open in maps' button in top navigation - Make sure only one 'open in maps' button is displayed regardless of google UI variant currently active (this fixes issues with double navigation screens such as google images) ------ 1.0.6 - Align "Open in Maps" button design with google search page design, improve usability - Fix a bug where media articles using the same UI container as country maps UI would cause "Open in Maps" to be displayed when unnecessary. - Code cleanup ------ 1.0.5 - Updated extension description, removed redundant inline image to reduce extension size - Fixed an issue where specific map thumbnail UI variant would not be clickable ------ 1.0.4 - Delayed script execution until UI is loaded to avoid issues - Added basic support for Google's A/B testing UI changes so that both round buttons and tab navigation is supported - Added icons for extension ------ 1.0.3 Add missing support for google addresses, google countries and google places map UI. ------ 1.0.2 Extension will now work on non .com domains (i.e www.google.de, www.google.pl etc)