Perf regression: caching, json_middleware

[pr-benchmarks]

Scenario	Environment	Date	Old RPS	New RPS	Change	Deviation	StDev	Dependencies
caching [Fixed]	Caching Platform 3- Trends Database Amd Linux	03/26/2025 10:36:49	677,232	666,365	-1.60 % (-10,867) 👎	-2.19 σ	4,960.00	Changes Name Version Diff Microsoft.AspNetCore.App 10.0.0-preview.4.25171.5 -> 10.0.0-preview.4.25174.5 15cc4f4...afd6f4a Microsoft.NETCore.App 10.0.0-preview.4.25173.3 -> 10.0.0-preview.4.25174.9 dotnet/runtime@a50b4a0...659321f
json_middleware [Fixed]	Json 400k 1- Trends Intel Windows	03/26/2025 09:27:58	10,988	10,710	-2.53 % (-278) 👎	-2.31 σ	120.56	Changes Name Version Diff Microsoft.AspNetCore.App 10.0.0-preview.4.25171.5 -> 10.0.0-preview.4.25174.5 15cc4f4...afd6f4a Microsoft.NETCore.App 10.0.0-preview.4.25172.3 -> 10.0.0-preview.4.25174.9 dotnet/runtime@365dde3...659321f

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