build(deps): bump androidx.lifecycle:lifecycle-livedata-core

Bumps androidx.lifecycle:lifecycle-livedata-core from 2.4.1 to 2.8.4.

---
updated-dependencies:
- dependency-name: androidx.lifecycle:lifecycle-livedata-core
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

android_driverapp_samples/app/build.gradle

@@ -124,7 +124,7 @@ dependencies {
     implementation "androidx.lifecycle:lifecycle-common-java8:2.4.1"
     implementation 'androidx.lifecycle:lifecycle-extensions:2.2.0'
     implementation 'androidx.lifecycle:lifecycle-livedata:2.4.1'
-    implementation 'androidx.lifecycle:lifecycle-livedata-core:2.4.1'
+    implementation 'androidx.lifecycle:lifecycle-livedata-core:2.8.4'
     implementation "androidx.activity:activity:1.4.0"
     implementation "androidx.fragment:fragment:1.4.1"
     implementation "androidx.work:work-runtime:2.7.0"