chore(deps): bump prometheus-client

This PR
- upgrade `prometheus-client` from `0.22` to `0.23`

Pull-Request: #5960.

Author: hanabi1224

Cargo.lock

@@ -131,7 +131,7 @@ hickory-resolver = { version = "0.25.0-alpha.4", default-features = false }
 multiaddr = "0.18.1"
 multihash = "0.19.1"
 multistream-select = { version = "0.13.0", path = "misc/multistream-select" }
-prometheus-client = "0.22.2"
+prometheus-client = "0.23"
 quick-protobuf-codec = { version = "0.3.1", path = "misc/quick-protobuf-codec" }
 quickcheck = { package = "quickcheck-ext", path = "misc/quickcheck-ext" }
 rcgen = "0.13"

Cargo.toml

@@ -24,6 +24,9 @@
 - Fix messages were published to all floodsub peers regardless of their topic.
   See [PR 5904](https://github.com/libp2p/rust-libp2p/pull/5904)
 
+- Upgrade `prometheus-client` to `v0.23`
+  See [PR 5960](https://github.com/libp2p/rust-libp2p/pull/5960).
+
 ## 0.48.0
 
 - Allow broadcasting `IDONTWANT` messages when publishing to avoid downloading data that is already available.