Add python-proxy-headers to third_party.rst (#11865) #2186

Job	Run time
Linter	1m 7s
Generate llhttp sources	22s
Benchmark	6m 21s
Test (3.11, ubuntu, false)	3m 53s
Test (3.11, macos, false)	6m 5s
Test (3.10, Y, ubuntu, false)	5m 18s
Test (3.12, macos, false)	7m 28s
Test (3.13, windows, false)	4m 50s
Test (3.11, Y, ubuntu, false)	5m 25s
Test (3.10, macos, false)	5m 54s
Test (3.14, macos, false)	6m 37s
Test (ubuntu, 3.14t, false)	3m 41s
Test (3.11, windows, false)	5m 11s
Test (3.14, ubuntu, false)	4m 40s
Test (3.10, ubuntu, false)	4m 2s
Test (3.13, ubuntu, false)	4m 15s
Test (3.13, Y, ubuntu, false)	5m 32s
Test (3.12, ubuntu, false)	4m 2s
Test (3.12, windows, false)	6m 51s
Test (3.14, windows, false)	6m 49s
Test (3.10, windows, false)	5m 23s
Test (3.13, macos, false)	5m 33s
Test (3.12, Y, ubuntu, false)	5m 40s
Test (pypy-3.11, Y, ubuntu, false)	9m 16s
Test (3.14, Y, ubuntu, false)	5m 40s
check	3s
Build wheels on ${{ matrix.os }} ${{ matrix.qemu }} ${{ matrix.musl }}	0s
Tarball	0s
Deploy	0s
Pre-Deploy	0s
	2h 9m 58s

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