Bump byte-buddy from 1.10.14 to 1.10.15

Bumps [byte-buddy](https://github.com/raphw/byte-buddy) from 1.10.14 to 1.10.15.
- [Release notes](https://github.com/raphw/byte-buddy/releases)
- [Changelog](https://github.com/raphw/byte-buddy/blob/master/release-notes.md)
- [Commits](https://github.com/raphw/byte-buddy/compare/byte-buddy-1.10.14...byte-buddy-1.10.15)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
Signed-off-by: tobiasKaminsky <tobias@kaminsky.me>

build.gradle

@@ -65,6 +65,7 @@ ext {
     butterknifeVersion = "10.2.3"
     androidLibraryVersion = "master-SNAPSHOT"
     mockitoVersion = "3.5.11"
+    byteBuddyVersion = "1.10.15"
     espressoVersion = "3.3.0"
 
     travisBuild = System.getenv("TRAVIS") == "true"
@@ -385,8 +386,8 @@ dependencies {
     androidTestImplementation("org.mockito:mockito-android:$mockitoVersion") {
         exclude group: "net.bytebuddy", module: "byte-buddy-android"
     }
-    androidTestImplementation 'net.bytebuddy:byte-buddy:1.10.14'
-    androidTestImplementation "net.bytebuddy:byte-buddy-android:1.10.15"
+    androidTestImplementation "net.bytebuddy:byte-buddy:$byteBuddyVersion"
+    androidTestImplementation "net.bytebuddy:byte-buddy-android:$byteBuddyVersion"
     androidTestImplementation "io.mockk:mockk-android:1.10.0"
     androidTestImplementation 'androidx.arch.core:core-testing:2.0.1'