update skills

.agents/skills/diagnosing-bugs/scripts/hitl-loop.template.sh

@@ -11,9 +11,6 @@
 #   capture VAR "<question>"      → show question, read response into VAR
 #
 # At the end, captured values are printed as KEY=VALUE for the agent to parse.
-#
-# `capture` prints its value back to the terminal, where the agent reads it — so
-# capture observations, and leave signing in to the user as a `step`.
 
 set -euo pipefail