chore: Remove extra text at end of guide

lqiu96 · web-flow · commit 44fd2b0f6e27 · 2026-04-23T15:58:39.000-04:00
diff --git a/docs/grpc_channel_pool_guide.md b/docs/grpc_channel_pool_guide.md
@@ -236,5 +236,3 @@ Logged by `io.grpc.ChannelLogger`, these states define connection phases:
 >         .build()
 > );
 > ```
-
-grpc_channel_pool_guide.md
