chore(deps): bump com.google.firebase:firebase-storage (#617)

Bumps [com.google.firebase:firebase-storage](https://github.com/firebase/firebase-android-sdk) from 20.2.1 to 20.3.0.
- [Changelog](https://github.com/firebase/firebase-android-sdk/blob/master/docs/make_release_notes.py)
- [Commits](https://github.com/firebase/firebase-android-sdk/commits)

---
updated-dependencies:
- dependency-name: com.google.firebase:firebase-storage
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

getting-started/android-with-appengine/frontend/emojify/build.gradle.kts

@@ -18,7 +18,7 @@ dependencies {
     implementation("com.github.bumptech.glide:glide:4.16.0")
     implementation("com.android.volley:volley:1.2.1")
     implementation("com.google.firebase:firebase-core:21.1.1")
-    implementation("com.google.firebase:firebase-storage:20.2.1")
+    implementation("com.google.firebase:firebase-storage:20.3.0")
     implementation("com.google.firebase:firebase-auth:22.1.2")
     implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.7.3")
 }