fix(deps): update dependency com.google.genai:google-genai to v1.25.0 (#451)

Author: renovate[bot]

gradle/libs.versions.toml

@@ -8,7 +8,7 @@ datafaker = "2.5.3"
 detekt = "1.23.8"
 dokka = "2.1.0"
 finchly = "0.1.1"
-google-genai = "1.24.0"
+google-genai = "1.25.0"
 google-adk = "0.3.0"
 junitJupiter = "5.14.0"
 kotest = "5.9.1"