fix: Don't install the current nightly when checking the freshness of a project. Pavex will install the specific nightly version it requires when it initializes

Author: LukeMathWalker

libs/pavexc_cli/template/.github/workflows/general.yml

@@ -72,13 +72,6 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
-      - name: Install Rust nightly toolchain
-        uses: actions-rust-lang/setup-rust-toolchain@v1
-        with:
-          toolchain: nightly
-          components: rust-docs-json
-          rustflags: ""
-          cache: false
       - name: Install Rust stable toolchain
         uses: actions-rust-lang/setup-rust-toolchain@v1.6.0
         with: