Bump com.google.android.engage:engage-core from 1.5.5 to 1.5.6

Bumps com.google.android.engage:engage-core from 1.5.5 to 1.5.6.

---
updated-dependencies:
- dependency-name: com.google.android.engage:engage-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

gradle/libs.versions.toml

@@ -268,7 +268,7 @@ compose-webview = "io.github.kevinnzou:compose-webview:0.33.6"
 desugar-jdk = "com.android.tools:desugar_jdk_libs:2.1.4"
 device-names = "com.jaredrummler:android-device-names:2.1.1"
 encryptedlogging = "com.automattic:encryptedlogging:0.0.2"
-engage = "com.google.android.engage:engage-core:1.5.5"
+engage = "com.google.android.engage:engage-core:1.5.6"
 flexbox = "com.google.android.flexbox:flexbox:3.0.0"
 guava = "com.google.guava:guava:33.4.0-android" # Required to fix conflict between versions in exoplayer and workmanager
 jsonassert = "org.skyscreamer:jsonassert:1.5.3"