fix(TDI-42192): Use SecureRandom in system routines (#2707)

main/plugins/org.talend.librariesmanager/resources/java/routines/system/RandomUtils.java

@@ -0,0 +1,15 @@
+package routines.system;
+
+import java.security.SecureRandom;
+
+public class RandomUtils {
+
+	//lazy init, but no meaning now as only one method
+	private static final class RandomNumberGeneratorHolder {
+		static final SecureRandom randomNumberGenerator = new SecureRandom();
+	}
+
+	public static double random() {
+		return RandomNumberGeneratorHolder.randomNumberGenerator.nextDouble();
+	}
+}