Update kotlin to v2.3.21 (#1991)

* Update kotlin to v2.3.21

* Context Parameters

* Use new format

* Lint

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Syer10 <syer10@users.noreply.github.com>

build.gradle.kts

@@ -53,7 +53,7 @@ subprojects {
             }
             compilerOptions {
                 jvmTarget = JvmTarget.fromTarget(libs.versions.jvmTarget.get())
-                freeCompilerArgs.add("-Xcontext-receivers")
+                freeCompilerArgs.add("-Xcontext-parameters")
             }
         }
     }

gradle/libs.versions.toml

@@ -1,5 +1,5 @@
 [versions]
-kotlin = "2.3.10"
+kotlin = "2.3.21"
 coroutines = "1.10.2"
 serialization = "1.10.0"
 jvmTarget = "21"

server/src/main/kotlin/eu/kanade/tachiyomi/network/OkHttpExtensions.kt

@@ -140,17 +140,16 @@ fun OkHttpClient.newCachelessCallWithProgress(
     return progressClient.newCall(request)
 }
 
-context(Json)
+context(_: Json)
 inline fun <reified T> Response.parseAs(): T = decodeFromJsonResponse(serializer(), this)
 
-@OptIn(ExperimentalSerializationApi::class)
-context(Json)
+context(json: Json)
 fun <T> decodeFromJsonResponse(
     deserializer: DeserializationStrategy<T>,
     response: Response,
 ): T =
     response.body.source().use {
-        decodeFromBufferedSource(deserializer, it)
+        json.decodeFromBufferedSource(deserializer, it)
     }
 
 class HttpException(