Update ktor monorepo to v3.1.2

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
io.ktor:ktor-serialization-kotlinx-json	3.1.1 -> 3.1.2
io.ktor:ktor-client-java	3.1.1 -> 3.1.2
io.ktor:ktor-client-ios	3.1.1 -> 3.1.2
io.ktor:ktor-client-android	3.1.1 -> 3.1.2
io.ktor:ktor-client-content-negotiation	3.1.1 -> 3.1.2
io.ktor:ktor-client-serialization	3.1.1 -> 3.1.2
io.ktor:ktor-client-logging	3.1.1 -> 3.1.2
io.ktor:ktor-client-json	3.1.1 -> 3.1.2
io.ktor:ktor-client-core	3.1.1 -> 3.1.2

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Release Notes

ktorio/ktor (io.ktor:ktor-serialization-kotlinx-json)

v3.1.2

Compare Source

Published 27 March 2025

Improvements

• Update Kotlin to 2.1.20 (KTOR-8081)
• Remove empty artifacts from publication (KTOR-8336)

Bugfixes

• URL-safe base64 decoding problem (KTOR-8292)
• Auth: AuthTokenHolder.clearToken executed in the middle of an ongoing token update doesn't actually clear (KTOR-8312)
• Android: "Array has more than one element" error when starting a server with release build (KTOR-7298)
• WebSockets: extensions in sec-websocket-extensions header must be separated by comma (KTOR-6384)
• OkHttp: Cancelling of SSESession.incoming flow doesn't cancel connection (KTOR-8244)

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