Fixing broken bench tests #11327

Job	Run time
Rego PR checks	1m 26s
YAML Lint	22s
Go Lint	2m 2s
Generate Code	1m 7s
Go Test (linux)	5m 15s
Go Test (darwin)	4m 56s
Check Generated	29s
Go compat build/test (ubuntu-22.04, 1.21)	4m 3s
Go Build (linux amd64)	2m 22s
Go compat build/test (macos-14, 1.21)	4m 53s
Go Race Detector	5m 48s
Go Build (linux arm64)	2m 5s
WASM	9s
Go Build (linux arm64GO_TAGS="-tags=opa_no_oci")	2m 3s
Go Build (windows amd64)	2m 30s
Go Build (darwin amd64)	2m 42s
Go Build (darwin arm64)	53s
docker image smoke test	34s
smoke-test-binaries (linux, ubuntu-22.04, opa_linux_amd64, amd64)	10s
smoke-test-binaries (linux, ubuntu-22.04, opa_linux_amd64_static, amd64, disabled)	15s
smoke-test-binaries (darwin, macos-13, opa_darwin_amd64, amd64)	24s
smoke-test-binaries (darwin, macos-14, opa_darwin_arm64_static, arm64, disabled)	14s
smoke-test-binaries (windows, windows-latest, opa_windows_amd64.exe, amd64)	1m 4s
	45m 46s

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