[MAINT] Pin setuptools to <80 in CI

.github/workflows/generate-coverage.yaml

@@ -91,7 +91,7 @@ jobs:
       - name: Install dpctl dependencies
         shell: bash -l {0}
         run: |
-          pip install numpy cython setuptools pytest pytest-cov scikit-build cmake coverage[toml] versioneer[toml]==0.29
+          pip install numpy cython setuptools"<80" pytest pytest-cov scikit-build cmake coverage[toml] versioneer[toml]==0.29
 
       - name: Build dpctl with coverage
         shell: bash -l {0}

.github/workflows/os-llvm-sycl-build.yml

@@ -107,7 +107,7 @@ jobs:
       - name: Install dpctl dependencies
         shell: bash -l {0}
         run: |
-          pip install numpy cython setuptools pytest scikit-build cmake ninja versioneer[toml]==0.29
+          pip install numpy cython setuptools"<80" pytest scikit-build cmake ninja versioneer[toml]==0.29
 
       - name: Checkout repo
         uses: actions/[email protected]