Remove unused technologies (#2479)

* Remove AMPcms

- It's not used: https://www.wappalyzer.com/technologies/ampcms
- Its website is dead: https://www.ampcms.org/

* Remove the icon as well

* Remove Accessible Portal

- It's not used: https://www.wappalyzer.com/technologies/accessible-portal
- Its website is dead: http://www.accessibleportal.com/

* Remove WebOptimizer

- Not used https://www.wappalyzer.com/technologies/web-optimizer
- Website dead: https://www.web-optimizer.us/

* Remove SHopalyize

- Not used: https://www.wappalyzer.com/technologies/shopalize<Paste>
- Website dead: http://www.shopalize.com/

* Remove NetMonitor

- Not used: https://www.wappalyzer.com/technologies/netmonitor
- Website dead: https://netmonitor.fi/en

* Remove Gravity Insights

Not used: https://www.wappalyzer.com/technologies/gravity-insights
Website dead: http://insights.gravity.com/

* Remove Co2Stats

Not used: https://www.wappalyzer.com/technologies/co2stats
Website dead: http://ww12.co2stats.com/

* Remove bugsense

- Not used: https://www.wappalyzer.com/technologies/bugsense
- Website dead: http://bugsense.com/