Bump leakcanary-android from 2.7 to 2.8 (#4491)

Bumps [leakcanary-android](https://github.com/square/leakcanary) from 2.7 to 2.8.
- [Release notes](https://github.com/square/leakcanary/releases)
- [Changelog](https://github.com/square/leakcanary/blob/main/docs/changelog.md)
- [Commits](square/leakcanary@v2.7...v2.8)

---
updated-dependencies:
- dependency-name: com.squareup.leakcanary:leakcanary-android
  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>

example/build.gradle

@@ -52,7 +52,7 @@ dependencies {
 
     implementation 'com.squareup.okhttp3:logging-interceptor:4.9.3'
 
-    debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.7'
+    debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.8'
 
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:$kotlinCoroutinesVersion"
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:$kotlinCoroutinesVersion"

stripecardscan-example/build.gradle

@@ -51,7 +51,7 @@ dependencies {
     // Integration with observables
     implementation "androidx.compose.runtime:runtime-livedata:$composeVersion"
 
-    debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.7'
+    debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.8'
 
     testImplementation 'junit:junit:4.13.2'
     androidTestImplementation 'androidx.test.ext:junit:1.1.3'