Remove reference to cagent

Signed-off-by: David Gageot <david.gageot@docker.com>

Author: dgageot

.agents/skills/bump-go-dependencies/SKILL.md

@@ -53,7 +53,7 @@ task test
 - **If both pass**: stage and commit the changes:
   ```sh
   git add -A
-  git commit -m "bump <module_path> from <old_version> to <new_version>" -m "" -m "Assisted-By: cagent"
+  git commit -m "bump <module_path> from <old_version> to <new_version>" -m "" -m "Assisted-By: docker-agent"
   ```
   Record the dependency as **bumped** in your tracking table.
 

pkg/tools/builtin/shell_instructions.go

@@ -18,7 +18,7 @@ Execute shell commands in the user's environment with full control over working
 - Quote arguments with spaces or special characters
 - Use pipes, redirections, and heredocs to combine operations
 - Prefer inline heredocs over writing shell scripts to disk
-- For git commits, add trailer: git commit -m "message" -m "" -m "Assisted-By: cagent"
+- For git commits, add trailer: git commit -m "message" -m "" -m "Assisted-By: docker-agent"
 
 ## Examples