Adding upstream version 0.12.0.

Signed-off-by: Daniel Baumann <daniel@debian.org>

tests/snapshot_tests/snapshot_apps/no_rows_empty_sequence.py

@@ -0,0 +1,12 @@
+from textual.app import App, ComposeResult
+from textual_fastdatatable import DataTable
+
+
+class TableApp(App):
+    def compose(self) -> ComposeResult:
+        yield DataTable(column_labels=["foo [red]foo[/red]", "bar"])
+
+
+app = TableApp()
+if __name__ == "__main__":
+    app.run()