[rust] Rust tests without arduino (#1783)

The arduino actions seems to have an API limit, which breaks the builds
rather often. This removes that dependency.

- Removes the arduino actions
- installs rustup using the install script from https://sh.rustup.rs
- Installs protobuf-compiler from apt

Author: lithorus

.github/workflows/rust.yml

@@ -11,15 +11,15 @@ env:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
       - uses: actions/checkout@v4
       - name: Install X11 dev libs
         run: |
-          sudo apt-get update && sudo apt-get install -y libx11-dev
-      - name: Install Protoc
-        uses: arduino/setup-protoc@v3
+          sudo apt-get update && sudo apt-get install -y libx11-dev protobuf-compiler
+          curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs > rust-install.sh
+          bash ./rust-install.sh -y
       - name: Build
         run: |
           cd rust
@@ -30,15 +30,15 @@ jobs:
           cargo test --verbose
 
   clippy:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
       - uses: actions/checkout@v4
       - name: Install X11 dev libs
         run: |
-          sudo apt-get update && sudo apt-get install -y libx11-dev
-      - name: Install Protoc
-        uses: arduino/setup-protoc@v3
+          sudo apt-get update && sudo apt-get install -y libx11-dev protobuf-compiler
+          curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs > rust-install.sh
+          bash ./rust-install.sh -y
       - name: Run Clippy
         run: |
           cd rust