[Sync] LLM clients → Qwen3.6-35B-A3B-Thinking default, Ornith preset, fl GPU monitor abbrs

Re-export of private HEAD 73b4a65: default-model flip + 8k thinking budget
in the aichat/opencode/pi client configs, the Ornith-1.5-35B-A3B preset and
its gate bench in fl/.config/llamacpp, and the fl fish abbrs `vram` /
`vramx` with the new gpumon.sh (sysfs VRAM/GTT monitor).

common/.config/misc/clis.txt

@@ -30,7 +30,9 @@ pake
 bwrap
 dog
 nmap
+rustscan
 traceroute
 fuck
 atool
 aria2c
+