fix(deps): update all patch versions to v2.3.21 (#1704)

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

Author: renovate[bot]

demo-app/gradle/libs.versions.toml

@@ -5,7 +5,7 @@ opentelemetry = "1.61.0"
 opentelemetry-alpha = "1.61.0-alpha"
 junit = "6.0.3"
 spotless = "8.4.0"
-kotlin = "2.3.20"
+kotlin = "2.3.21"
 navigation-compose = "2.7.7"
 
 [libraries]

gradle/libs.versions.toml

@@ -8,7 +8,7 @@ junit = "6.0.3"
 byteBuddy = "1.18.8"
 okhttp = "5.3.2"
 spotless = "8.4.0"
-kotlin = "2.3.20"
+kotlin = "2.3.21"
 androidPlugin = "9.2.0"
 kspPlugin = "2.3.7"
 junitKtx = "1.3.0"