chore: byte-buddy in sample is unused. (#656)

Author: suztomo

recaptcha_enterprise/cloud-client/src/pom.xml

@@ -113,11 +113,6 @@
       <artifactId>spring-boot-starter-thymeleaf</artifactId>
       <version>2.6.0</version>
     </dependency>
-    <dependency>
-      <groupId>net.bytebuddy</groupId>
-      <artifactId>byte-buddy</artifactId>
-      <version>1.12.2</version>
-    </dependency>
     <dependency>
       <groupId>com.google.api</groupId>
       <artifactId>api-common</artifactId>