refactor(benchmarking): rebrand pallet → pezpallet in CLI and scripts

- Rename CLI argument --pallet to --pezpallet (with --pallet as alias)
- Rename --pallets to --pezpallet, --exclude-pallets to --exclude-pezpallets
- Update benchmark subcommand from 'pallet' to 'pezpallet'
- Rename check-frame-omni-bencher.yml to check-pezframe-omni-bencher.yml
- Update all benchmark scripts to use new argument names
- Update cmd.py to use pezframe-omni-bencher and --pezpallet

bizinikiwi/scripts/run_all_benchmarks.sh

@@ -133,11 +133,11 @@ for PALLET in "${PALLETS[@]}"; do
   echo "[+] Benchmarking $PALLET with weight file $WEIGHT_FILE";
 
   OUTPUT=$(
-    $BIZINIKIWI benchmark pallet \
+    $BIZINIKIWI benchmark pezpallet \
     --chain=dev \
     --steps=50 \
     --repeat=20 \
-    --pallet="$PALLET" \
+    --pezpallet="$PALLET" \
     --extrinsic="*" \
     --wasm-execution=compiled \
     --heap-pages=4096 \