chore(deps): update kotlin to v2.1.20 (#374)

Author: renovate[bot]

gradle/libs.versions.toml

@@ -1,5 +1,5 @@
 [versions]
-ksp = "2.1.10-1.0.31"
+ksp = "2.1.20-1.0.31"
 android = "8.9.0"
 material = "1.12.0"
 androidx-appcompat = "1.7.0"
@@ -29,7 +29,7 @@ test-androidx-rules = "1.6.1"
 androidx-tracing = "1.2.0"
 uiautomator = "2.3.0"
 okhttp3 = "4.12.0"
-kotlin = "2.1.10"
+kotlin = "2.1.20"
 plugin-oss-licenses = "0.10.6"
 ktlint = "12.2.0"
 detekt = "1.23.8"