Fix incorrect CLI flag in auto_memory_wrapper README

[ericevans-nv]

Description

The auto_memory_wrapper README uses --config in the nat run commands, but the correct
CLI flag is --config_file. This was a pre-existing issue from the original contribution.

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Summary by CodeRabbit

• Documentation
  • Updated CLI parameter examples in documentation to reflect the new parameter naming convention.

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📥 Commits

Reviewing files that changed from the base of the PR and between 7f7b63b and 66c4a9d.

📒 Files selected for processing (1)

• examples/agents/auto_memory_wrapper/README.md

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Walkthrough

Documentation update in the auto memory wrapper README, replacing CLI flag references from --config to --config_file across three code example blocks to align with the current parameter naming.

Changes

Cohort / File(s)	Summary
Documentation Updates examples/agents/auto_memory_wrapper/README.md	Updated CLI flag usage in code examples from --config to --config_file (3 occurrences across README blocks).

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

🚥 Pre-merge checks | ✅ 3

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately and concisely describes the main change: fixing an incorrect CLI flag (--config to --config_file) in the auto_memory_wrapper README documentation.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

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[ericevans-nv]

/merge