build(deps): bump opuslib-next in /main/xiaozhi-server

Bumps [opuslib-next](https://github.com/kalicyh/opuslib-next) from 1.1.5 to 1.1.6.
- [Commits](https://github.com/kalicyh/opuslib-next/commits/v1.1.6)

---
updated-dependencies:
- dependency-name: opuslib-next
  dependency-version: 1.1.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

main/xiaozhi-server/requirements.txt

@@ -8,7 +8,7 @@ websockets==14.2
 #--------- 以下是可升级的依赖
 pyyml==0.0.2
 silero_vad==6.1.0
-opuslib_next==1.1.5
+opuslib_next==1.1.6
 pydub==0.25.1
 funasr==1.2.7
 openai==2.8.1