docs(admin): moved the finding plugins page from docs

ref: #6812
docs(faq): moved the Https login turned on accidently page

ref: #6812
docs(faq): moved the Using a test site page from docs

ref: #6812
docs(faq): moved the What events are triggered on every page load page
from docs

ref: #6812
docs(faq): moved the 500 - Internal Server Error page from docs

ref: #6812
docs(guides): moved the PluginDependencies from docs

ref: #6812
docs(guides): moved the javascript hooks page from docs

ref: #6812
docs(faq): moved the security faq from docs

ref: #6812
docs(guides): moved the How to restrict where widgets can be used from
docs

ref: #6812
docs(faq): moved the When I upload a photo or change my profile picture
I get a white screen page from docs

ref: #6812