build(deps): bump protobuf in /examples/grpc-bridge/client

Bumps [protobuf](https://github.com/protocolbuffers/protobuf) from 4.23.3 to 4.25.1.
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](protocolbuffers/protobuf@v4.23.3...v4.25.1)

---
updated-dependencies:
- dependency-name: protobuf
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

examples/grpc-bridge/client/requirements.txt

@@ -112,20 +112,18 @@ idna==3.2 \
     --hash=sha256:14475042e284991034cb48e06f6851428fb14c4dc953acd9be9a5e95c7b6dd7a \
     --hash=sha256:467fbad99067910785144ce333826c71fb0e63a425657295239737f7ecd125f3
     # via requests
-protobuf==4.23.3 \
-    --hash=sha256:0149053336a466e3e0b040e54d0b615fc71de86da66791c592cc3c8d18150bf8 \
-    --hash=sha256:08fe19d267608d438aa37019236db02b306e33f6b9902c3163838b8e75970223 \
-    --hash=sha256:29660574cd769f2324a57fb78127cda59327eb6664381ecfe1c69731b83e8288 \
-    --hash=sha256:2991f5e7690dab569f8f81702e6700e7364cc3b5e572725098215d3da5ccc6ac \
-    --hash=sha256:3b01a5274ac920feb75d0b372d901524f7e3ad39c63b1a2d55043f3887afe0c1 \
-    --hash=sha256:3bcbeb2bf4bb61fe960dd6e005801a23a43578200ea8ceb726d1f6bd0e562ba1 \
-    --hash=sha256:447b9786ac8e50ae72cae7a2eec5c5df6a9dbf9aa6f908f1b8bda6032644ea62 \
-    --hash=sha256:514b6bbd54a41ca50c86dd5ad6488afe9505901b3557c5e0f7823a0cf67106fb \
-    --hash=sha256:5cb9e41188737f321f4fce9a4337bf40a5414b8d03227e1d9fbc59bc3a216e35 \
-    --hash=sha256:7a92beb30600332a52cdadbedb40d33fd7c8a0d7f549c440347bc606fb3fe34b \
-    --hash=sha256:84ea0bd90c2fdd70ddd9f3d3fc0197cc24ecec1345856c2b5ba70e4d99815359 \
-    --hash=sha256:aca6e86a08c5c5962f55eac9b5bd6fce6ed98645d77e8bfc2b952ecd4a8e4f6a \
-    --hash=sha256:cc14358a8742c4e06b1bfe4be1afbdf5c9f6bd094dff3e14edb78a1513893ff5
+protobuf==4.25.1 \
+    --hash=sha256:0bf384e75b92c42830c0a679b0cd4d6e2b36ae0cf3dbb1e1dfdda48a244f4bcd \
+    --hash=sha256:0f881b589ff449bf0b931a711926e9ddaad3b35089cc039ce1af50b21a4ae8cb \
+    --hash=sha256:1484f9e692091450e7edf418c939e15bfc8fc68856e36ce399aed6889dae8bb0 \
+    --hash=sha256:193f50a6ab78a970c9b4f148e7c750cfde64f59815e86f686c22e26b4fe01ce7 \
+    --hash=sha256:3497c1af9f2526962f09329fd61a36566305e6c72da2590ae0d7d1322818843b \
+    --hash=sha256:57d65074b4f5baa4ab5da1605c02be90ac20c8b40fb137d6a8df9f416b0d0ce2 \
+    --hash=sha256:8bdbeaddaac52d15c6dce38c71b03038ef7772b977847eb6d374fc86636fa510 \
+    --hash=sha256:a19731d5e83ae4737bb2a089605e636077ac001d18781b3cf489b9546c7c80d6 \
+    --hash=sha256:abc0525ae2689a8000837729eef7883b9391cd6aa7950249dcf5a4ede230d5dd \
+    --hash=sha256:becc576b7e6b553d22cbdf418686ee4daa443d7217999125c045ad56322dda10 \
+    --hash=sha256:ca37bf6a6d0046272c152eea90d2e4ef34593aaa32e8873fc14c16440f22d4b7
     # via
     #   -r requirements.in
     #   grpcio-tools