perf(geekbench): implement LAVA-friendly runner with progress + CSV summaries

- Add robust init_env discovery and dependency checks
- Support wrapper options (runs/outdir/res/bin/core-list/unlock/heartbeat)
- Forward unknown args to Geekbench and support raw forwarding via --
- Generate summary/workloads CSV and final readable summary output
- Always exit 0 and write PASS/FAIL/SKIP to .res

Signed-off-by: Srikanth Muppandam <smuppand@qti.qualcomm.com>

Author: smuppand