chore(deps): bump ibc-proto and tendermint to latest versions

.changelog/unreleased/breaking-changes/1375-bump-ibc-proto-and-tendermint-and-msrv.md

@@ -0,0 +1,4 @@
+- [ibc] Update `ibc-proto` to `v0.51.1` and `tendermint` to `v0.40.0`.
+  ([\#1375](https://github.com/cosmos/ibc-rs/pull/1375))
+- [ibc] Update MSRV to `1.75.0`.
+  ([\#1375](https://github.com/cosmos/ibc-rs/pull/1375))

.github/workflows/rust.yaml

@@ -110,8 +110,8 @@ jobs:
     name: Test MSRV for `ibc` libraries
     timeout-minutes: 30
     env:
-      CARGO_MSRV_VERSION: 0.16.0-beta.23
-      MSRV: 1.72.1
+      CARGO_MSRV_VERSION: 0.16.2
+      MSRV: 1.75.0
     strategy:
       matrix:
         param:
@@ -141,7 +141,7 @@ jobs:
           cargo msrv --version
 
       - name: Calculate MSRV
-        run: cargo msrv --output-format minimal --min 1.68.0
+        run: cargo msrv find --output-format minimal --min 1.68.0
 
       - name: Build with MSRV
         uses: actions-rs/cargo@v1

Cargo.toml

@@ -47,7 +47,7 @@ exclude = [
 version      = "0.55.1"
 license      = "Apache-2.0"
 edition      = "2021"
-rust-version = "1.72.1"
+rust-version = "1.75.0"
 readme       = "README.md"
 repository   = "https://github.com/cosmos/ibc-rs"
 authors      = [ "Informal Systems <[email protected]>" ]
@@ -104,15 +104,15 @@ ibc-client-wasm-types       = { version = "0.55.1", path = "./ibc-clients/ics08-
 ibc-app-transfer-types      = { version = "0.55.1", path = "./ibc-apps/ics20-transfer/types", default-features = false }
 ibc-app-nft-transfer-types  = { version = "0.55.1", path = "./ibc-apps/ics721-nft-transfer/types", default-features = false }
 
-ibc-proto = { version = "0.47.1", default-features = false }
+ibc-proto = { version = "0.51.1", default-features = false }
 
 # cosmos dependencies
-tendermint                       = { version = "0.38.0", default-features = false }
-tendermint-light-client          = { version = "0.38.0", default-features = false }
-tendermint-light-client-verifier = { version = "0.38.0", default-features = false }
-tendermint-proto                 = { version = "0.38.0", default-features = false }
-tendermint-rpc                   = { version = "0.38.0", default-features = false }
-tendermint-testgen               = { version = "0.38.0", default-features = false }
+tendermint                       = { version = "0.40.0", default-features = false }
+tendermint-light-client          = { version = "0.40.0", default-features = false }
+tendermint-light-client-verifier = { version = "0.40.0", default-features = false }
+tendermint-proto                 = { version = "0.40.0", default-features = false }
+tendermint-rpc                   = { version = "0.40.0", default-features = false }
+tendermint-testgen               = { version = "0.40.0", default-features = false }
 
 # parity dependencies
 parity-scale-codec = { version = "3.6.12", default-features = false, features = [ "derive" ] }