ORC-2144: Upgrade byte-buddy to 1.18.7

### What changes were proposed in this pull request?

This PR upgrades `byte-buddy` and `byte-buddy-agent` to 1.18.7.

### Why are the changes needed?

To keep the test dependency up to date with the latest bug fixes and improvements.
- https://github.com/raphw/byte-buddy/releases/tag/byte-buddy-1.18.7
- https://github.com/raphw/byte-buddy/releases/tag/byte-buddy-1.18.5

### How was this patch tested?

Pass the CIs.

### Was this patch authored or co-authored using generative AI tooling?

Generated-by: Claude Code (claude-4-opus)

Closes #2594 from dongjoon-hyun/ORC-2144.

Authored-by: Dongjoon Hyun <dongjoon@apache.org>
Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>

Author: dongjoon-hyun

java/pom.xml

@@ -274,13 +274,13 @@
       <dependency>
         <groupId>net.bytebuddy</groupId>
         <artifactId>byte-buddy</artifactId>
-        <version>1.18.4</version>
+        <version>1.18.7</version>
         <scope>test</scope>
       </dependency>
       <dependency>
         <groupId>net.bytebuddy</groupId>
         <artifactId>byte-buddy-agent</artifactId>
-        <version>1.18.4</version>
+        <version>1.18.7</version>
         <scope>test</scope>
       </dependency>
       <dependency>