style: fix linting in plotting/__init__.py by adding noqa

Author: mariam851

mlxtend/plotting/__init__.py

@@ -7,20 +7,21 @@
 
 from .checkerboard import checkerboard_plot
 from .decision_regions import plot_decision_regions
+from .decision_regions_3d import plot_decision_regions_3d
 from .ecdf import ecdf
 from .enrichment_plot import enrichment_plot
 from .heatmap import heatmap
 from .learning_curves import plot_learning_curves
 from .pca_correlation_graph import plot_pca_correlation_graph
 from .plot_confusion_matrix import plot_confusion_matrix
 from .plot_linear_regression import plot_linear_regression
-from .plot_sequential_feature_selection import plot_sequential_feature_selection
+from .plot_sequential_feature_selection import \
+    plot_sequential_feature_selection
 from .remove_chartjunk import remove_borders
 from .scatter import category_scatter
 from .scatter_hist import scatter_hist
 from .scatterplotmatrix import scatterplotmatrix
 from .stacked_barplot import stacked_barplot
-from .decision_regions_3d import plot_decision_regions_3d
 
 __all__ = [
     "plot_learning_curves",