Update dependency com.google.devtools.ksp to v2.3.9

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

Author: renovate[bot]

gradle/libs.versions.toml

@@ -51,7 +51,7 @@ junitVersion = "1.3.0"
 juniversalchardetVersion = "2.5.0"
 kotlin = "2.3.21"
 kotlinxSerializationJson = "1.11.0"
-ksp = "2.3.7"
+ksp = "2.3.9"
 leakcanary = "2.14"
 legacySupportV4Version = "1.0.0"
 libraryVersion = "1.3.0"