Revert "Made the CI workflow and justfile use the same toolchain as the source"

This reverts commit 58c6117.

Author: jclapis

.github/workflows/ci.yml

@@ -26,11 +26,11 @@ jobs:
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: 1.83
+          toolchain: nightly-2025-02-26
           components: clippy, rustfmt
 
       - name: Install protoc
-        run: sudo provisioning/protoc.sh
+        run: sudo apt-get install protobuf-compiler
 
       - name: Setup just
         uses: extractions/setup-just@v2

justfile

@@ -1,5 +1,5 @@
-# Makes sure the same toolchain as the source is installed
-toolchain := 1.83
+# Makes sure the nightly-2025-02-26 toolchain is installed
+toolchain := "nightly-2025-02-26"
 
 fmt:
   rustup toolchain install {{toolchain}} > /dev/null 2>&1 && \