New SVG logo (#1435)

Author: geragray

README.md

@@ -1,4 +1,7 @@
-![Realm](./images/logo.png)
+<picture>
+    <source srcset="./images/logo-dark.svg" media="(prefers-color-scheme: dark)" alt="realm by MongoDB">
+    <img src="./images/logo.svg" alt="realm by MongoDB">
+</picture>
 
 [![Gradle Plugin Portal](https://img.shields.io/maven-metadata/v/https/plugins.gradle.org/m2/io/realm/kotlin/io.realm.kotlin.gradle.plugin/maven-metadata.xml.svg?colorB=ff6b00&label=Gradle%20Plugin%20Portal)](https://plugins.gradle.org/plugin/io.realm.kotlin)
 [![Maven Central](https://img.shields.io/maven-central/v/io.realm.kotlin/gradle-plugin?colorB=4dc427&label=Maven%20Central)](https://search.maven.org/artifact/io.realm.kotlin/gradle-plugin)
@@ -15,7 +18,7 @@ This repository holds the source code for the Kotlin SDK for Realm, which runs o
 * **Intuitive to Developers:** Realm’s object-oriented data model is simple to learn, doesn’t need an ORM, and lets you write less code.
 * **Built for Mobile:** Realm is fully-featured, lightweight, and efficiently uses memory, disk space, and battery life.
 * **Designed for Offline Use:** Realm’s local database persists data on-disk, so apps work as well offline as they do online.
-* **[Device Sync](https://www.mongodb.com/atlas/app-services/device-sync)**: Makes it simple to keep data in sync across users, devices, and your backend in real-time. Get started for free with [a template application](https://github.com/mongodb/template-app-kotlin-todo) and [create the cloud backend](http://mongodb.com/realm/register?utm_medium=github_atlas_CTA&utm_source=realm_kotlin_github).
+* **[MongoDB Atlas Device Sync](https://www.mongodb.com/atlas/app-services/device-sync)**: Makes it simple to keep data in sync across users, devices, and your backend in real-time. Get started for free with [a template application](https://github.com/mongodb/template-app-kotlin-todo) and [create the cloud backend](http://mongodb.com/realm/register?utm_medium=github_atlas_CTA&utm_source=realm_kotlin_github).
 
 # General Availability