Perf improvement: https, json_middleware, mvc

[pr-benchmarks]

Scenario	Environment	Date	Old RPS	New RPS	Change	Deviation	StDev	Dependencies
https	Json Https 13- Trends Cobalt Hosted Lin Server	09/17/2025 08:21:19	219,555	512,173	133.28 % (292,618) 👍	2.53 σ	115,453.29	Changes Name Version Diff Microsoft.AspNetCore.Antiforgery.dll 10.0.0-rc.2.25464.104 -> 10.0.0-rc.2.25466.103 dotnet/dotnet@87cc9e9...6d26d6d Microsoft.AspNetCore.App 10.0.0-rc.2.25464.104 -> 10.0.0-rc.2.25466.103 87cc9e9...6d26d6d Microsoft.NETCore.App 10.0.0-rc.2.25464.104 -> 10.0.0-rc.2.25466.103 dotnet/runtime@87cc9e9...6d26d6d
json_middleware	Json 400k 6- Trends Gold Win	09/17/2025 13:14:46	11,756	11,776	0.18 % (21) 👍	2.43 σ	8.46	Changes Name Version Diff Microsoft.AspNetCore.Antiforgery.dll 10.0.0-rc.2.25462.117 -> 10.0.0-rc.2.25466.103 dotnet/dotnet@ee760c4...6d26d6d Microsoft.AspNetCore.App 10.0.0-rc.2.25462.117 -> 10.0.0-rc.2.25466.103 ee760c4...6d26d6d Microsoft.NETCore.App 10.0.0-rc.2.25462.117 -> 10.0.0-rc.2.25466.103 dotnet/runtime@ee760c4...6d26d6d
mvc	Json Mvc 13- Trends Cobalt Hosted Lin Server	09/17/2025 08:22:55	236,382	556,532	135.44 % (320,150) 👍	2.27 σ	141,231.39	Changes Name Version Diff Microsoft.AspNetCore.Antiforgery.dll 10.0.0-rc.2.25464.104 -> 10.0.0-rc.2.25466.103 dotnet/dotnet@87cc9e9...6d26d6d Microsoft.AspNetCore.App 10.0.0-rc.2.25464.104 -> 10.0.0-rc.2.25466.103 87cc9e9...6d26d6d Microsoft.NETCore.App 10.0.0-rc.2.25464.104 -> 10.0.0-rc.2.25466.103 dotnet/runtime@87cc9e9...6d26d6d

PowerBI Dashboard

@sebastienros