Queries currently active SGR attributes.
The terminal replies with
cmds is a ; separated list of SGR attributes currently set.
🛈 The blink attribute is normalized to
cmd = 5 even if originally set with alias: blink.
🛈 Direct colors are output like this 38:2::255:255:255.
🛈 256 colors are output like this 38:5:123.
🛈 Named colors (including bright variants) and their palette colors index equivalent are reported as named colors.