chore(deps): update kotlin, ksp and compose compiler to v2.2.21 (#404)

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

Author: renovate[bot]

gradle/libs.versions.toml

@@ -2,7 +2,7 @@
 targetSdk = "36"
 jvmBytecode = "17"
 agp = "8.13.0"
-kotlin = "2.2.20"
+kotlin = "2.2.21"
 ksp = "2.3.0"
 jvmTarget = "17"
 material = "1.13.0"