Build example in build stage to be used during test stage

Author: timsaucer

.github/workflows/build.yml

@@ -156,7 +156,10 @@ jobs:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Build Python package
-        run: maturin build --release --strip --features substrait
+        run: |
+          maturin build --release --strip --features substrait
+          cd examples/ffi-table-provider
+          maturin build --release --strip
       - name: List Mac wheels
         run: find target/wheels/
 

.github/workflows/test.yaml

@@ -113,7 +113,6 @@ jobs:
       - name: Test FFI module
         run: |
           cd examples/ffi-table-provider
-          maturin build --release --strip
           pytest _test_table_provider.py
 
       - name: Cache the generated dataset