Bump protobuf from 4.23.0 to 4.23.1 in /tests (#3915)

Bumps [protobuf](https://github.com/protocolbuffers/protobuf) from 4.23.0 to 4.23.1.
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/generate_changelog.py)
- [Commits](protocolbuffers/protobuf@v4.23.0...v4.23.1)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

tests/requirements.txt

@@ -350,20 +350,20 @@ pluggy==1.0.0 \
     # via
     #   -r requirements.txt
     #   pytest
-protobuf==4.23.0 \
-    --hash=sha256:03eee35b60317112a72d19c54d0bff7bc58ff12fea4cd7b018232bd99758ffdf \
-    --hash=sha256:2b94bd6df92d71bd1234a2ffe7ce96ddf6d10cf637a18d6b55ad0a89fbb7fc21 \
-    --hash=sha256:36f5370a930cb77c8ad2f4135590c672d0d2c72d4a707c7d0058dce4b4b4a598 \
-    --hash=sha256:5f1eba1da2a2f3f7df469fccddef3cc060b8a16cfe3cc65961ad36b4dbcf59c5 \
-    --hash=sha256:6c16657d6717a0c62d5d740cb354fbad1b0d8cb811669e06fc1caa0ff4799ddd \
-    --hash=sha256:6fe180b56e1169d72ecc4acbd39186339aed20af5384531b8e8979b02bbee159 \
-    --hash=sha256:7cb5b9a05ce52c6a782bb97de52679bd3438ff2b7460eff5da348db65650f227 \
-    --hash=sha256:9744e934ea5855d12191040ea198eaf704ac78665d365a89d9572e3b627c2688 \
-    --hash=sha256:9f5a0fbfcdcc364f3986f9ed9f8bb1328fb84114fd790423ff3d7fdb0f85c2d1 \
-    --hash=sha256:baca40d067dddd62141a129f244703160d278648b569e90bb0e3753067644711 \
-    --hash=sha256:d5a35ff54e3f62e8fc7be02bb0d2fbc212bba1a5a9cc2748090690093996f07b \
-    --hash=sha256:e62fb869762b4ba18666370e2f8a18f17f8ab92dd4467295c6d38be6f8fef60b \
-    --hash=sha256:ebde3a023b8e11bfa6c890ef34cd6a8b47d586f26135e86c21344fe433daf2e2
+protobuf==4.23.1 \
+    --hash=sha256:2036a3a1e7fc27f973fa0a7888dce712393af644f4695385f117886abc792e39 \
+    --hash=sha256:32e78beda26d7a101fecf15d7a4a792278a0d26a31bc327ff05564a9d68ab8ee \
+    --hash=sha256:346990f634272caac1f09efbcfbbacb23098b1f606d172534c6fa2d9758bb436 \
+    --hash=sha256:3b8905eafe4439076e1f58e9d1fa327025fd2777cf90f14083092ae47f77b0aa \
+    --hash=sha256:3ce113b3f3362493bddc9069c2163a38f240a9ed685ff83e7bcb756b05e1deb0 \
+    --hash=sha256:410bcc0a5b279f634d3e16082ce221dfef7c3392fac723500e2e64d1806dd2be \
+    --hash=sha256:5b9cd6097e6acae48a68cb29b56bc79339be84eca65b486910bb1e7a30e2b7c1 \
+    --hash=sha256:65f0ac96ef67d7dd09b19a46aad81a851b6f85f89725577f16de38f2d68ad477 \
+    --hash=sha256:91fac0753c3c4951fbb98a93271c43cc7cf3b93cf67747b3e600bb1e5cc14d61 \
+    --hash=sha256:95789b569418a3e32a53f43d7763be3d490a831e9c08042539462b6d972c2d7e \
+    --hash=sha256:ac50be82491369a9ec3710565777e4da87c6d2e20404e0abb1f3a8f10ffd20f0 \
+    --hash=sha256:decf119d54e820f298ee6d89c72d6b289ea240c32c521f00433f9dc420595f38 \
+    --hash=sha256:f9510cac91e764e86acd74e2b7f7bc5e6127a7f3fb646d7c8033cfb84fd1176a
     # via
     #   -r requirements.txt
     #   grpcio-tools