Perf improvement: antiforgery-noop, json, kestrel-header-symbols

[pr-benchmarks]

Scenario	Environment	Date	Old RPS	New RPS	Change	Deviation	StDev	Dependencies
antiforgery-noop [Fixed]	Antiforgery No Operation 3- Trends Gold Linux	04/20/2025 10:43:34	1,714,278	1,735,890	1.26 % (21,612) 👍	2.10 σ	10,281.05	Changes Name Version Diff Microsoft.AspNetCore.App 10.0.0-preview.4.25216.9 -> 10.0.0-preview.4.25217.3 b80c0c4...c22a853 Microsoft.NETCore.App 10.0.0-preview.4.25217.6 -> 10.0.0-preview.4.25217.10 dotnet/runtime@2dc2ec9...e1702c3
json	Json Platform Inline 4- Trends Amd Linux	04/20/2025 11:01:56	1,653,779	1,677,803	1.45 % (24,024) 👍	3.04 σ	7,891.40	Changes Name Version Diff Microsoft.AspNetCore.App 10.0.0-preview.4.25216.9 -> 10.0.0-preview.4.25217.3 b80c0c4...c22a853 Microsoft.NETCore.App 10.0.0-preview.4.25217.6 -> 10.0.0-preview.4.25217.10 dotnet/runtime@2dc2ec9...e1702c3
kestrel-header-symbols [Fixed]	Kestrel Linux: Invalid Header 3- Trends Arm 28 Linux	04/20/2025 10:57:41	204,771	211,295	3.19 % (6,524) 👍	3.64 σ	1,793.33	Changes Name Version Diff Microsoft.AspNetCore.App 10.0.0-preview.4.25216.9 -> 10.0.0-preview.4.25217.3 b80c0c4...c22a853 Microsoft.NETCore.App 10.0.0-preview.4.25217.6 -> 10.0.0-preview.4.25217.10 dotnet/runtime@2dc2ec9...e1702c3

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