Move perf-review skill to .agents/skills to match repo convention#11950

gh-worker-dd-mergequeue-cf854d[bot] merged 1 commit into

masterDataDog/dd-trace-java:masterfrom

dougqh/perf-review-skill-dirDataDog/dd-trace-java:dougqh/perf-review-skill-dirCopy head branch name to clipboard