Bump MSRV to 1.75.0

This will be necessary to upgrade derive_more.

.github/workflows/rust.yml

@@ -68,12 +68,12 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest]
-        toolchain: [1.82.0, 1.74.0]
+        toolchain: [1.82.0, 1.75.0]
         include:
           - os: windows-latest
             toolchain: 1.82.0-x86_64-pc-windows-gnu
           - os: windows-latest
-            toolchain: 1.74.0-x86_64-pc-windows-gnu
+            toolchain: 1.75.0-x86_64-pc-windows-gnu
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4

Cargo.toml

@@ -10,7 +10,7 @@ authors = ["Mike Hommey <[email protected]>"]
 edition = "2021"
 license = "MPL-2.0 AND GPL-2.0"
 repository = "https://github.com/glandium/git-cinnabar"
-rust-version = "1.74.0"
+rust-version = "1.75.0"
 include = [
   "/src",
   "/MPL-2.0",

README.md

@@ -38,7 +38,7 @@ Requirements:
 
 - Git (any version should work ; cinnabarclone bundles require 1.4.4).
 - In order to build from source:
-  - Rust 1.74.0 or newer.
+  - Rust 1.75.0 or newer.
   - A C compiler (GCC or clang).
   - make.
   - CURL development headers and libraries (except on Windows). Please note that on MacOS they are included in the SDK.