Update kotlin monorepo to v2.3.21

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Signed-off-by: tobiasKaminsky <tobias@kaminsky.me>

Author: renovate[bot]

gradle/libs.versions.toml

@@ -48,7 +48,7 @@ jsonVersion = "20250517"
 junit = "4.13.2"
 junitVersion = "1.3.0"
 juniversalchardetVersion = "2.5.0"
-kotlin = "2.3.10"
+kotlin = "2.3.21"
 kotlinxSerializationJson = "1.11.0"
 ksp = "2.3.7"
 leakcanary = "2.14"

gradle/verification-metadata.xml

@@ -37313,6 +37313,11 @@
             <sha256 value="56b58e46c36bd8af8b433050d8b7e25f15a0dff4614bcdd48f2f5923d390e8f3" origin="Generated by Gradle" reason="Artifact is not signed"/>
          </artifact>
       </component>
+      <component group="org.jetbrains.kotlin.plugin.compose" name="org.jetbrains.kotlin.plugin.compose.gradle.plugin" version="2.3.21">
+         <artifact name="org.jetbrains.kotlin.plugin.compose.gradle.plugin-2.3.21.pom">
+            <sha256 value="35bbd365a61afa59ad8c116528bced5bd628d3351704173abfc8b75fec04ffad" origin="Generated by Gradle" reason="Artifact is not signed"/>
+         </artifact>
+      </component>
       <component group="org.jetbrains.kotlin.plugin.parcelize" name="org.jetbrains.kotlin.plugin.parcelize.gradle.plugin" version="2.2.20">
          <artifact name="org.jetbrains.kotlin.plugin.parcelize.gradle.plugin-2.2.20.pom">
             <sha256 value="c8c59883a937225b7f55d3b2a7379d4843a907d0604e39545d23ec844986a175" origin="Generated by Gradle" reason="Artifact is not signed"/>
@@ -37333,6 +37338,11 @@
             <sha256 value="0e566b4e695f19370fbd260617fe6476c05b37f1cb35b8e17cbac45a92245f22" origin="Generated by Gradle" reason="Artifact is not signed"/>
          </artifact>
       </component>
+      <component group="org.jetbrains.kotlin.plugin.parcelize" name="org.jetbrains.kotlin.plugin.parcelize.gradle.plugin" version="2.3.21">
+         <artifact name="org.jetbrains.kotlin.plugin.parcelize.gradle.plugin-2.3.21.pom">
+            <sha256 value="0d193947cdad7543a2969aa699fb271a6ee94d4b50c312ccc6362ff0e7c93b42" origin="Generated by Gradle" reason="Artifact is not signed"/>
+         </artifact>
+      </component>
       <component group="org.jetbrains.kotlin.plugin.serialization" name="org.jetbrains.kotlin.plugin.serialization.gradle.plugin" version="2.2.20">
          <artifact name="org.jetbrains.kotlin.plugin.serialization.gradle.plugin-2.2.20.pom">
             <sha256 value="48a64185623040fd6677b010083d89c618139bd73160badad65916e6d5439fc6" origin="Generated by Gradle" reason="Artifact is not signed">
@@ -37357,6 +37367,11 @@
             <sha256 value="39795daf2f2f2f0c6dcb7571be9569db7d9ed6326718c29198cddc73a0629e0e" origin="Generated by Gradle" reason="Artifact is not signed"/>
          </artifact>
       </component>
+      <component group="org.jetbrains.kotlin.plugin.serialization" name="org.jetbrains.kotlin.plugin.serialization.gradle.plugin" version="2.3.21">
+         <artifact name="org.jetbrains.kotlin.plugin.serialization.gradle.plugin-2.3.21.pom">
+            <sha256 value="d1e12aeedc9fab44409b6c08b2a45384a4bb851fe4e90391efade14d347c48d7" origin="Generated by Gradle" reason="Artifact is not signed"/>
+         </artifact>
+      </component>
       <component group="org.jetbrains.kotlinx" name="atomicfu" version="0.16.1">
          <artifact name="atomicfu-0.16.1.module">
             <sha256 value="fdcf04fc25f6a43f557f341ee0053caa25e759f591169c86566f1dad37fc77a6" origin="Generated by Gradle"/>