chore: bump MSRV due to TOML dependency in amplify crate

.github/workflows/build.yml

@@ -72,7 +72,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        toolchain: [ nightly, beta, stable, 1.67.0 ]
+        toolchain: [ nightly, beta, stable, 1.69.0 ]
     steps:
       - uses: actions/checkout@v2
       - name: Install rust ${{ matrix.toolchain }}

Cargo.toml

@@ -9,7 +9,7 @@ categories = ["cryptography::cryptocurrencies"]
 authors = ["Dr Maxim Orlovsky <[email protected]>"]
 homepage = "https://lnp-bp.org"
 repository = "https://github.com/BP-WG/bp-wallet"
-rust-version = "1.67" # Due to strict encoding library
+rust-version = "1.69.0" # Due to TOML dependency in amplify crate
 edition = "2021"
 license = "Apache-2.0"
 

MANIFEST.yml

@@ -3,7 +3,7 @@ Type: Library
 Kind: Free software
 License: Apache-2.0
 Language: Rust
-Compiler: 1.67
+Compiler: 1.69
 Author: Maxim Orlovsky
 Maintained: LNP/BP Standards Association, Switzerland
 Maintainers: