docs: revised offscreen rendering page (#26542)
docs: revised offscreen rendering page (#26542)

* docs: revised offscreen rendering page

* docs: reworked offscreen rendering page according to mentions

* docs: minor revision of offscreen rendering

* docs: fixed trailing space in offscreen rendering

* docs: resolved merge conflict
seanchas116/electron,seanchas116/electron,seanchas116/electron,seanchas116/electron,bpasero/electron,electron/electron,gerhardberger/electron,bpasero/electron,electron/electron,bpasero/electron,bpasero/electron,electron/electron,bpasero/electron,gerhardberger/electron,bpasero/electron,gerhardberger/electron,gerhardberger/electron,bpasero/electron,seanchas116/electron,gerhardberger/electron,gerhardberger/electron,gerhardberger/electron,seanchas116/electron,electron/electron,electron/electron,electron/electron,electron/electron