Tweak the git commit message

Ecxplicitly say that this is only when the users asks

Signed-off-by: Djordje Lukic <djordje.lukic@docker.com>

Author: rumpl

pkg/tools/builtin/shell.go

@@ -501,10 +501,12 @@ On Unix-like systems, ${SHELL} is used or /bin/sh as fallback.
 - Avoid writing shell scripts to the disk. Instead, use heredocs to pipe the script to the SHELL
 - Use the timeout parameter for long-running operations (e.g., builds, tests)
 
-### ⚠️ IMPORTANT: Git Commits
-- When making a git commit, you MUST add "Assisted-By: cagent" as a trailer line in the commit message
+### Git Commits
+
+When user asks to create git commit
+
+- Add "Assisted-By: cagent" as a trailer line in the commit message
 - Use the format: git commit -m "Your commit message" -m "" -m "Assisted-By: cagent"
-- The empty -m "" creates a blank line before the trailer for proper formatting
 
 ## Usage Examples