Add 304 benchmark for FileResponse #9000

Job	Run time
Generate llhttp sources	8s
Linter	1m 17s
Benchmark	4m 56s
Test (3.9, ubuntu, false)	3m 54s
Test (3.9, macos, false)	3m 24s
Test (3.9, windows, false)	4m 58s
Test (3.9, Y, ubuntu, false)	4m 12s
Test (3.10, ubuntu, false)	3m 52s
Test (3.10, macos, false)	3m 54s
Test (3.10, windows, false)	4m 10s
Test (3.10, Y, ubuntu, false)	4m 0s
Test (3.11, ubuntu, false)	3m 33s
Test (3.11, macos, false)	3m 4s
Test (3.11, windows, false)	5m 3s
Test (3.11, Y, ubuntu, false)	3m 55s
Test (3.12, ubuntu, false)	4m 2s
Test (3.12, macos, false)	3m 45s
Test (3.12, windows, false)	5m 1s
Test (3.12, Y, ubuntu, false)	4m 8s
Test (3.13, ubuntu, false)	4m 8s
Test (3.13, macos, false)	4m 25s
Test (3.13, windows, false)	5m 35s
Test (3.13, Y, ubuntu, false)	4m 45s
Test (pypy-3.9, Y, ubuntu, false)	7m 53s
check	2s
Pre-Deploy	0s
Build wheels on ${{ matrix.os }} ${{ matrix.qemu }}	0s
Tarball	0s
Deploy	0s
	1h 38m 4s

Provide feedback