Install pyoxidizer via pip

.github/workflows/release.yml

@@ -18,27 +18,9 @@ jobs:
         id: setup_ffmpeg
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
-      - 
-        name: Setup Rust Tollchain
-        uses: actions-rs/toolchain@v1
-        with:
-          toolchain: stable
-      - name: Cargo Cache
-        uses: actions/cache@v2
-        with:
-          path: |
-            ~/.cargo/bin/
-            ~/.cargo/registry/index/
-            ~/.cargo/registry/cache/
-            ~/.cargo/git/db/
-            target/
-          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
       - 
         name: Install PyOxidizer
-        uses: actions-rs/cargo@v1.0.3
-        with:
-          command: install
-          args: pyoxidizer
+        run: python3 -m pip install pyoxidizer
       - 
         name: Build Hydrus
         run: |