Chore: Use shared samples in tests that arrived from dev

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

src/documents/tests/test_management_exporter.py

@@ -822,10 +822,7 @@ class TestExportImport(
 
     def _export_import_barcodes(self, *, split_manifest: bool) -> None:
         shutil.rmtree(Path(self.dirs.media_dir) / "documents")
-        shutil.copytree(
-            Path(__file__).parent / "samples" / "documents",
-            Path(self.dirs.media_dir) / "documents",
-        )
+        install_document_samples(Path(self.dirs.media_dir) / "documents")
         DocumentBarcodeFactory(document=self.d1, value="https://example.com")
         DocumentBarcodeFactory(document=self.d2, page=2, value="DE8937")
 

src/documents/tests/test_tasks.py

@@ -279,14 +279,7 @@ class TestUpdateContent(DirectoriesMixin, TestCase):
 
     def _create_root_with_version(self) -> tuple[Document, Document]:
         sample1 = self.dirs.scratch_dir / "sample.pdf"
-        shutil.copy(
-            Path(__file__).parent
-            / "samples"
-            / "documents"
-            / "originals"
-            / "0000001.pdf",
-            sample1,
-        )
+        shutil.copy(SIMPLE_DIGITAL_PDF, sample1)
         root = DocumentFactory(content="root content", mime_type="application/pdf")
         version = DocumentFactory(
             content="my document",