docs: update versioning doc for new major-x-y format (#23176)
docs: update versioning doc for new major-x-y format (#23176)


gerhardberger/electron,electron/electron,gerhardberger/electron,bpasero/electron,seanchas116/electron,electron/electron,seanchas116/electron,bpasero/electron,electron/electron,seanchas116/electron,gerhardberger/electron,bpasero/electron,gerhardberger/electron,gerhardberger/electron,electron/electron,gerhardberger/electron,electron/electron,electron/electron,bpasero/electron,seanchas116/electron,bpasero/electron,bpasero/electron,gerhardberger/electron,bpasero/electron,electron/electron,seanchas116/electron,seanchas116/electron