Remove github build/test workflow

.github/workflows/rust.yml

@@ -1,24 +0,0 @@
-name: Rust
-
-on:
-  push:
-    branches: [ "master" ]
-  pull_request:
-    branches: [ "master" ]
-
-env:
-  CARGO_TERM_COLOR: always
-
-jobs:
-  build:
-
-    runs-on: ubuntu-latest
-
-    steps:
-    - uses: actions/checkout@v3
-    - name: Init submodules
-      run: git submodule update --init
-    - name: Build interpreter
-      run: cd interpreter && cargo build --verbose; cd ..
-    - name: Run interpreter tests
-      run: cd interpreter && cargo test --verbose; cd ..