Add ARES and Revisual-R1 two awesome multimodal reasoning work using verl.

[CSfufu]

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[gemini-code-assist]

Code Review

This pull request adds two new projects, ARES and Revisual-R1, to the list of awesome works using verl in the README.md file. The changes are consistent with the existing format of the list. I've reviewed the modifications and found no issues that meet the high or critical severity threshold.