fix(bench): bootstrap project autoload in phpbench scripts

Signed-off-by: Vitor Mattos <1079143+vitormattos@users.noreply.github.com>

Author: vitormattos

.github/copilot-instructions.md

@@ -21,7 +21,7 @@ composer benchmark:run
 composer benchmark:run:ci
 
 # Direct PHPBench invocation with custom options
-vendor-bin/phpbench/vendor/phpbench/phpbench/bin/phpbench run --report=aggregate
+vendor-bin/phpbench/vendor/phpbench/phpbench/bin/phpbench run --bootstrap=vendor/autoload.php --report=aggregate benchmarks
 ```
 
 PHPBench automatically:

composer.json

@@ -75,8 +75,8 @@
     "test:integration": "vendor-bin/phpunit/vendor/phpunit/phpunit/phpunit --testsuite integration",
     "test:coverage": "XDEBUG_MODE=coverage vendor-bin/phpunit/vendor/phpunit/phpunit/phpunit --coverage-text --coverage-clover=build/coverage/clover.xml",
     "mutation:test": "vendor-bin/mutation/vendor/infection/infection/bin/infection --threads=max",
-    "benchmark:run": "vendor-bin/phpbench/vendor/phpbench/phpbench/bin/phpbench run --report=aggregate benchmarks",
-    "benchmark:run:ci": "mkdir -p build && vendor-bin/phpbench/vendor/phpbench/phpbench/bin/phpbench run --iterations=20 --revs=10 --warmup=2 --report=aggregate --output=json:build/benchmark-results.json benchmarks",
+    "benchmark:run": "vendor-bin/phpbench/vendor/phpbench/phpbench/bin/phpbench run --bootstrap=vendor/autoload.php --report=aggregate benchmarks",
+    "benchmark:run:ci": "mkdir -p build && vendor-bin/phpbench/vendor/phpbench/phpbench/bin/phpbench run --bootstrap=vendor/autoload.php --iterations=20 --revs=10 --warmup=2 --report=aggregate --output=json:build/benchmark-results.json benchmarks",
     "bin": [
       "composer bin all list"
     ]