ci: split spirv-builder and cargo-gpu into separate jobs

Author: Firestar99

.github/workflows/ci.yaml

@@ -19,6 +19,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ ubuntu-24.04, windows-2022, macOS-latest ]
+        integration: [ "cargo-gpu", "spirv-builder" ]
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
@@ -49,14 +50,14 @@ jobs:
       - name: xtask build
         run: cd xtask && cargo build
       - name: xtask generate
-        run: cargo xtask generate
+        run: cargo xtask generate ${{ matrix.integration }}
         # no --locked, templates need to generate their lockfile
       - name: cargo fetch
-        run: cargo xtask generate -x "cargo fetch --target $TARGET"
+        run: cargo xtask generate ${{ matrix.integration }} -x "cargo fetch --target $TARGET"
       - name: cargo build
-        run: cargo xtask generate -x "cargo build"
+        run: cargo xtask generate ${{ matrix.integration }} -x "cargo build"
       - name: cargo test
-        run: cargo xtask generate -x "cargo nextest run"
+        run: cargo xtask generate ${{ matrix.integration }} -x "cargo nextest run"
 
   # This allows us to have a single job we can branch protect on, rather than needing
   # to update the branch protection rules when the test matrix changes